Home / 3,366.17-4,645.37-1,874.20

Finding the Fourth Proportional to 3,366.17, 4,645.37 and 1,874.20

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Solution

The fourth proportional to 3,366.17, 4,645.37 and 1,874.20 is: 2,586.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.17 : 4,645.37 = 1,874.20 : x
  2. Step 2: Convert to fraction form
    3,366.17/4,645.37 = 1,874.20/x
  3. Step 3: Cross multiply
    3,366.17x = 4,645.37 × 1,874.20
  4. Step 4: Simplify right side
    3,366.17x = 8,706,343.08
  5. Step 5: Solve for x
    x = 8,706,343.08/3,366.17
  6. Step 6: Final answer
    x = 2,586.43

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.