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Finding the Fourth Proportional to 4,753.60, 6,559.84 and 2,657.60

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Solution

The fourth proportional to 4,753.60, 6,559.84 and 2,657.60 is: 3,667.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753.60 : 6,559.84 = 2,657.60 : x
  2. Step 2: Convert to fraction form
    4,753.60/6,559.84 = 2,657.60/x
  3. Step 3: Cross multiply
    4,753.60x = 6,559.84 × 2,657.60
  4. Step 4: Simplify right side
    4,753.60x = 17,433,430.78
  5. Step 5: Solve for x
    x = 17,433,430.78/4,753.60
  6. Step 6: Final answer
    x = 3,667.42

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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.