Home / 8,641.49-12,937.32-6,549.26

Finding the Fourth Proportional to 8,641.49, 12,937.32 and 6,549.26

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Solution

The fourth proportional to 8,641.49, 12,937.32 and 6,549.26 is: 9,805.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,641.49 : 12,937.32 = 6,549.26 : x
  2. Step 2: Convert to fraction form
    8,641.49/12,937.32 = 6,549.26/x
  3. Step 3: Cross multiply
    8,641.49x = 12,937.32 × 6,549.26
  4. Step 4: Simplify right side
    8,641.49x = 84,729,807.70
  5. Step 5: Solve for x
    x = 84,729,807.70/8,641.49
  6. Step 6: Final answer
    x = 9,805.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.