Home / 9,487.02-13,098.96-6,131.73

Finding the Fourth Proportional to 9,487.02, 13,098.96 and 6,131.73

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Solution

The fourth proportional to 9,487.02, 13,098.96 and 6,131.73 is: 8,466.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487.02 : 13,098.96 = 6,131.73 : x
  2. Step 2: Convert to fraction form
    9,487.02/13,098.96 = 6,131.73/x
  3. Step 3: Cross multiply
    9,487.02x = 13,098.96 × 6,131.73
  4. Step 4: Simplify right side
    9,487.02x = 80,319,286.00
  5. Step 5: Solve for x
    x = 80,319,286.00/9,487.02
  6. Step 6: Final answer
    x = 8,466.23

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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.