Home / 1,432.08-2,150.46-1,202.70

Finding the Fourth Proportional to 1,432.08, 2,150.46 and 1,202.70

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Solution

The fourth proportional to 1,432.08, 2,150.46 and 1,202.70 is: 1,806.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432.08 : 2,150.46 = 1,202.70 : x
  2. Step 2: Convert to fraction form
    1,432.08/2,150.46 = 1,202.70/x
  3. Step 3: Cross multiply
    1,432.08x = 2,150.46 × 1,202.70
  4. Step 4: Simplify right side
    1,432.08x = 2,586,358.24
  5. Step 5: Solve for x
    x = 2,586,358.24/1,432.08
  6. Step 6: Final answer
    x = 1,806.02

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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.