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Finding the Fourth Proportional to 1,657.26, 2,483.28 and 877.26

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Solution

The fourth proportional to 1,657.26, 2,483.28 and 877.26 is: 1,314.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657.26 : 2,483.28 = 877.26 : x
  2. Step 2: Convert to fraction form
    1,657.26/2,483.28 = 877.26/x
  3. Step 3: Cross multiply
    1,657.26x = 2,483.28 × 877.26
  4. Step 4: Simplify right side
    1,657.26x = 2,178,482.21
  5. Step 5: Solve for x
    x = 2,178,482.21/1,657.26
  6. Step 6: Final answer
    x = 1,314.51

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.