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Finding the Fourth Proportional to 7,653.62, 10,568.22 and 6,237.52

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Solution

The fourth proportional to 7,653.62, 10,568.22 and 6,237.52 is: 8,612.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653.62 : 10,568.22 = 6,237.52 : x
  2. Step 2: Convert to fraction form
    7,653.62/10,568.22 = 6,237.52/x
  3. Step 3: Cross multiply
    7,653.62x = 10,568.22 × 6,237.52
  4. Step 4: Simplify right side
    7,653.62x = 65,919,483.61
  5. Step 5: Solve for x
    x = 65,919,483.61/7,653.62
  6. Step 6: Final answer
    x = 8,612.85

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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.