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Finding the Fourth Proportional to 9,925, 13,708.02 and 6,607.24

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Solution

The fourth proportional to 9,925, 13,708.02 and 6,607.24 is: 9,125.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,925 : 13,708.02 = 6,607.24 : x
  2. Step 2: Convert to fraction form
    9,925/13,708.02 = 6,607.24/x
  3. Step 3: Cross multiply
    9,925x = 13,708.02 × 6,607.24
  4. Step 4: Simplify right side
    9,925x = 90,572,178.06
  5. Step 5: Solve for x
    x = 90,572,178.06/9,925
  6. Step 6: Final answer
    x = 9,125.66

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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.