Home / 4,500.45-6,754.10-1,581.21

Finding the Fourth Proportional to 4,500.45, 6,754.10 and 1,581.21

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Solution

The fourth proportional to 4,500.45, 6,754.10 and 1,581.21 is: 2,373.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,500.45 : 6,754.10 = 1,581.21 : x
  2. Step 2: Convert to fraction form
    4,500.45/6,754.10 = 1,581.21/x
  3. Step 3: Cross multiply
    4,500.45x = 6,754.10 × 1,581.21
  4. Step 4: Simplify right side
    4,500.45x = 10,679,642.55
  5. Step 5: Solve for x
    x = 10,679,642.55/4,500.45
  6. Step 6: Final answer
    x = 2,373.02

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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.