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Finding the Fourth Proportional to 4,476.60, 6,177.60 and 2,613.60

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Solution

The fourth proportional to 4,476.60, 6,177.60 and 2,613.60 is: 3,606.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.60 : 6,177.60 = 2,613.60 : x
  2. Step 2: Convert to fraction form
    4,476.60/6,177.60 = 2,613.60/x
  3. Step 3: Cross multiply
    4,476.60x = 6,177.60 × 2,613.60
  4. Step 4: Simplify right side
    4,476.60x = 16,145,775.36
  5. Step 5: Solve for x
    x = 16,145,775.36/4,476.60
  6. Step 6: Final answer
    x = 3,606.70

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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.