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Finding the Fourth Proportional to 4,613.28, 6,927.60 and 4,577.44

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Solution

The fourth proportional to 4,613.28, 6,927.60 and 4,577.44 is: 6,873.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,613.28 : 6,927.60 = 4,577.44 : x
  2. Step 2: Convert to fraction form
    4,613.28/6,927.60 = 4,577.44/x
  3. Step 3: Cross multiply
    4,613.28x = 6,927.60 × 4,577.44
  4. Step 4: Simplify right side
    4,613.28x = 31,710,673.34
  5. Step 5: Solve for x
    x = 31,710,673.34/4,613.28
  6. Step 6: Final answer
    x = 6,873.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.