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Finding the Fourth Proportional to 6,070.65, 8,375.97 and 4,655.78

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Solution

The fourth proportional to 6,070.65, 8,375.97 and 4,655.78 is: 6,423.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,070.65 : 8,375.97 = 4,655.78 : x
  2. Step 2: Convert to fraction form
    6,070.65/8,375.97 = 4,655.78/x
  3. Step 3: Cross multiply
    6,070.65x = 8,375.97 × 4,655.78
  4. Step 4: Simplify right side
    6,070.65x = 38,996,673.61
  5. Step 5: Solve for x
    x = 38,996,673.61/6,070.65
  6. Step 6: Final answer
    x = 6,423.81

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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.