Home / 6,213.60-8,572.50-5,552.64

Finding the Fourth Proportional to 6,213.60, 8,572.50 and 5,552.64

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Solution

The fourth proportional to 6,213.60, 8,572.50 and 5,552.64 is: 7,660.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.60 : 8,572.50 = 5,552.64 : x
  2. Step 2: Convert to fraction form
    6,213.60/8,572.50 = 5,552.64/x
  3. Step 3: Cross multiply
    6,213.60x = 8,572.50 × 5,552.64
  4. Step 4: Simplify right side
    6,213.60x = 47,600,006.40
  5. Step 5: Solve for x
    x = 47,600,006.40/6,213.60
  6. Step 6: Final answer
    x = 7,660.62

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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.