Home / 3,428.65-4,731.17-2,532.86

Finding the Fourth Proportional to 3,428.65, 4,731.17 and 2,532.86

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Solution

The fourth proportional to 3,428.65, 4,731.17 and 2,532.86 is: 3,495.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428.65 : 4,731.17 = 2,532.86 : x
  2. Step 2: Convert to fraction form
    3,428.65/4,731.17 = 2,532.86/x
  3. Step 3: Cross multiply
    3,428.65x = 4,731.17 × 2,532.86
  4. Step 4: Simplify right side
    3,428.65x = 11,983,391.25
  5. Step 5: Solve for x
    x = 11,983,391.25/3,428.65
  6. Step 6: Final answer
    x = 3,495.08

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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.