Home / 6,531.29-9,013.25-3,547.16

Finding the Fourth Proportional to 6,531.29, 9,013.25 and 3,547.16

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Solution

The fourth proportional to 6,531.29, 9,013.25 and 3,547.16 is: 4,895.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.29 : 9,013.25 = 3,547.16 : x
  2. Step 2: Convert to fraction form
    6,531.29/9,013.25 = 3,547.16/x
  3. Step 3: Cross multiply
    6,531.29x = 9,013.25 × 3,547.16
  4. Step 4: Simplify right side
    6,531.29x = 31,971,377.07
  5. Step 5: Solve for x
    x = 31,971,377.07/6,531.29
  6. Step 6: Final answer
    x = 4,895.11

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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.