Home / 6,531.32-9,013.20-3,547.14

Finding the Fourth Proportional to 6,531.32, 9,013.20 and 3,547.14

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Solution

The fourth proportional to 6,531.32, 9,013.20 and 3,547.14 is: 4,895.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.32 : 9,013.20 = 3,547.14 : x
  2. Step 2: Convert to fraction form
    6,531.32/9,013.20 = 3,547.14/x
  3. Step 3: Cross multiply
    6,531.32x = 9,013.20 × 3,547.14
  4. Step 4: Simplify right side
    6,531.32x = 31,971,082.25
  5. Step 5: Solve for x
    x = 31,971,082.25/6,531.32
  6. Step 6: Final answer
    x = 4,895.04

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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.