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Finding the Fourth Proportional to 4,495.60, 6,211.60 and 4,337.92

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Solution

The fourth proportional to 4,495.60, 6,211.60 and 4,337.92 is: 5,993.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,495.60 : 6,211.60 = 4,337.92 : x
  2. Step 2: Convert to fraction form
    4,495.60/6,211.60 = 4,337.92/x
  3. Step 3: Cross multiply
    4,495.60x = 6,211.60 × 4,337.92
  4. Step 4: Simplify right side
    4,495.60x = 26,945,423.87
  5. Step 5: Solve for x
    x = 26,945,423.87/4,495.60
  6. Step 6: Final answer
    x = 5,993.73

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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.