Home / 9,925.50-13,708.71-6,607.74

Finding the Fourth Proportional to 9,925.50, 13,708.71 and 6,607.74

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Solution

The fourth proportional to 9,925.50, 13,708.71 and 6,607.74 is: 9,126.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,925.50 : 13,708.71 = 6,607.74 : x
  2. Step 2: Convert to fraction form
    9,925.50/13,708.71 = 6,607.74/x
  3. Step 3: Cross multiply
    9,925.50x = 13,708.71 × 6,607.74
  4. Step 4: Simplify right side
    9,925.50x = 90,583,591.42
  5. Step 5: Solve for x
    x = 90,583,591.42/9,925.50
  6. Step 6: Final answer
    x = 9,126.35

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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.