Home / 3,429.28-4,732.32-1,937.35

Finding the Fourth Proportional to 3,429.28, 4,732.32 and 1,937.35

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Solution

The fourth proportional to 3,429.28, 4,732.32 and 1,937.35 is: 2,673.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.28 : 4,732.32 = 1,937.35 : x
  2. Step 2: Convert to fraction form
    3,429.28/4,732.32 = 1,937.35/x
  3. Step 3: Cross multiply
    3,429.28x = 4,732.32 × 1,937.35
  4. Step 4: Simplify right side
    3,429.28x = 9,168,160.15
  5. Step 5: Solve for x
    x = 9,168,160.15/3,429.28
  6. Step 6: Final answer
    x = 2,673.49

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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.