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Finding the Fourth Proportional to 5,602.92, 8,405.58 and 2,793.28

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Solution

The fourth proportional to 5,602.92, 8,405.58 and 2,793.28 is: 4,190.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,602.92 : 8,405.58 = 2,793.28 : x
  2. Step 2: Convert to fraction form
    5,602.92/8,405.58 = 2,793.28/x
  3. Step 3: Cross multiply
    5,602.92x = 8,405.58 × 2,793.28
  4. Step 4: Simplify right side
    5,602.92x = 23,479,149.01
  5. Step 5: Solve for x
    x = 23,479,149.01/5,602.92
  6. Step 6: Final answer
    x = 4,190.52

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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.