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Finding the Fourth Proportional to 4,865.08, 6,711.48 and 4,676.47

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Solution

The fourth proportional to 4,865.08, 6,711.48 and 4,676.47 is: 6,451.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.08 : 6,711.48 = 4,676.47 : x
  2. Step 2: Convert to fraction form
    4,865.08/6,711.48 = 4,676.47/x
  3. Step 3: Cross multiply
    4,865.08x = 6,711.48 × 4,676.47
  4. Step 4: Simplify right side
    4,865.08x = 31,386,034.88
  5. Step 5: Solve for x
    x = 31,386,034.88/4,865.08
  6. Step 6: Final answer
    x = 6,451.29

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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.