Home / 6,531.93-9,013.91-3,547.70

Finding the Fourth Proportional to 6,531.93, 9,013.91 and 3,547.70

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Solution

The fourth proportional to 6,531.93, 9,013.91 and 3,547.70 is: 4,895.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.93 : 9,013.91 = 3,547.70 : x
  2. Step 2: Convert to fraction form
    6,531.93/9,013.91 = 3,547.70/x
  3. Step 3: Cross multiply
    6,531.93x = 9,013.91 × 3,547.70
  4. Step 4: Simplify right side
    6,531.93x = 31,978,615.90
  5. Step 5: Solve for x
    x = 31,978,615.90/6,531.93
  6. Step 6: Final answer
    x = 4,895.74

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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.