Home / 1,548.28-2,319.18-898.66

Finding the Fourth Proportional to 1,548.28, 2,319.18 and 898.66

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Solution

The fourth proportional to 1,548.28, 2,319.18 and 898.66 is: 1,346.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548.28 : 2,319.18 = 898.66 : x
  2. Step 2: Convert to fraction form
    1,548.28/2,319.18 = 898.66/x
  3. Step 3: Cross multiply
    1,548.28x = 2,319.18 × 898.66
  4. Step 4: Simplify right side
    1,548.28x = 2,084,154.30
  5. Step 5: Solve for x
    x = 2,084,154.30/1,548.28
  6. Step 6: Final answer
    x = 1,346.11

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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.