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Finding the Fourth Proportional to 4,581.55, 6,873.02 and 1,660.53

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Solution

The fourth proportional to 4,581.55, 6,873.02 and 1,660.53 is: 2,491.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581.55 : 6,873.02 = 1,660.53 : x
  2. Step 2: Convert to fraction form
    4,581.55/6,873.02 = 1,660.53/x
  3. Step 3: Cross multiply
    4,581.55x = 6,873.02 × 1,660.53
  4. Step 4: Simplify right side
    4,581.55x = 11,412,855.90
  5. Step 5: Solve for x
    x = 11,412,855.90/4,581.55
  6. Step 6: Final answer
    x = 2,491.05

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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.