Home / 3,432.29-4,736.52-2,015.71

Finding the Fourth Proportional to 3,432.29, 4,736.52 and 2,015.71

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Solution

The fourth proportional to 3,432.29, 4,736.52 and 2,015.71 is: 2,781.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.29 : 4,736.52 = 2,015.71 : x
  2. Step 2: Convert to fraction form
    3,432.29/4,736.52 = 2,015.71/x
  3. Step 3: Cross multiply
    3,432.29x = 4,736.52 × 2,015.71
  4. Step 4: Simplify right side
    3,432.29x = 9,547,438.89
  5. Step 5: Solve for x
    x = 9,547,438.89/3,432.29
  6. Step 6: Final answer
    x = 2,781.66

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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.