Home / 5,423.17-7,487.55-3,632.94

Finding the Fourth Proportional to 5,423.17, 7,487.55 and 3,632.94

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Solution

The fourth proportional to 5,423.17, 7,487.55 and 3,632.94 is: 5,015.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.17 : 7,487.55 = 3,632.94 : x
  2. Step 2: Convert to fraction form
    5,423.17/7,487.55 = 3,632.94/x
  3. Step 3: Cross multiply
    5,423.17x = 7,487.55 × 3,632.94
  4. Step 4: Simplify right side
    5,423.17x = 27,201,819.90
  5. Step 5: Solve for x
    x = 27,201,819.90/5,423.17
  6. Step 6: Final answer
    x = 5,015.85

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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.