Home / 2,210.88-3,317.04-1,057.44

Finding the Fourth Proportional to 2,210.88, 3,317.04 and 1,057.44

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Solution

The fourth proportional to 2,210.88, 3,317.04 and 1,057.44 is: 1,586.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.88 : 3,317.04 = 1,057.44 : x
  2. Step 2: Convert to fraction form
    2,210.88/3,317.04 = 1,057.44/x
  3. Step 3: Cross multiply
    2,210.88x = 3,317.04 × 1,057.44
  4. Step 4: Simplify right side
    2,210.88x = 3,507,570.78
  5. Step 5: Solve for x
    x = 3,507,570.78/2,210.88
  6. Step 6: Final answer
    x = 1,586.50

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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.