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Finding the Fourth Proportional to 5,600.60, 8,403.60 and 3,953.60

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Solution

The fourth proportional to 5,600.60, 8,403.60 and 3,953.60 is: 5,932.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,600.60 : 8,403.60 = 3,953.60 : x
  2. Step 2: Convert to fraction form
    5,600.60/8,403.60 = 3,953.60/x
  3. Step 3: Cross multiply
    5,600.60x = 8,403.60 × 3,953.60
  4. Step 4: Simplify right side
    5,600.60x = 33,224,472.96
  5. Step 5: Solve for x
    x = 33,224,472.96/5,600.60
  6. Step 6: Final answer
    x = 5,932.31

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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.