Home / 5,529.15-7,622.17-4,200.55

Finding the Fourth Proportional to 5,529.15, 7,622.17 and 4,200.55

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Solution

The fourth proportional to 5,529.15, 7,622.17 and 4,200.55 is: 5,790.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.15 : 7,622.17 = 4,200.55 : x
  2. Step 2: Convert to fraction form
    5,529.15/7,622.17 = 4,200.55/x
  3. Step 3: Cross multiply
    5,529.15x = 7,622.17 × 4,200.55
  4. Step 4: Simplify right side
    5,529.15x = 32,017,276.64
  5. Step 5: Solve for x
    x = 32,017,276.64/5,529.15
  6. Step 6: Final answer
    x = 5,790.63

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.