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Finding the Fourth Proportional to 6,601.85, 9,839.07 and 6,591.45

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Solution

The fourth proportional to 6,601.85, 9,839.07 and 6,591.45 is: 9,823.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601.85 : 9,839.07 = 6,591.45 : x
  2. Step 2: Convert to fraction form
    6,601.85/9,839.07 = 6,591.45/x
  3. Step 3: Cross multiply
    6,601.85x = 9,839.07 × 6,591.45
  4. Step 4: Simplify right side
    6,601.85x = 64,853,747.18
  5. Step 5: Solve for x
    x = 64,853,747.18/6,601.85
  6. Step 6: Final answer
    x = 9,823.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.