Home / 9,261.18-13,877.75-6,129.98

Finding the Fourth Proportional to 9,261.18, 13,877.75 and 6,129.98

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Solution

The fourth proportional to 9,261.18, 13,877.75 and 6,129.98 is: 9,185.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261.18 : 13,877.75 = 6,129.98 : x
  2. Step 2: Convert to fraction form
    9,261.18/13,877.75 = 6,129.98/x
  3. Step 3: Cross multiply
    9,261.18x = 13,877.75 × 6,129.98
  4. Step 4: Simplify right side
    9,261.18x = 85,070,229.91
  5. Step 5: Solve for x
    x = 85,070,229.91/9,261.18
  6. Step 6: Final answer
    x = 9,185.68

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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.