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Finding the Fourth Proportional to 7,308.84, 10,060.86 and 6,375.72

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Solution

The fourth proportional to 7,308.84, 10,060.86 and 6,375.72 is: 8,776.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,308.84 : 10,060.86 = 6,375.72 : x
  2. Step 2: Convert to fraction form
    7,308.84/10,060.86 = 6,375.72/x
  3. Step 3: Cross multiply
    7,308.84x = 10,060.86 × 6,375.72
  4. Step 4: Simplify right side
    7,308.84x = 64,145,226.32
  5. Step 5: Solve for x
    x = 64,145,226.32/7,308.84
  6. Step 6: Final answer
    x = 8,776.39

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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.