Home / 1,349.12-2,023.52-937.04

Finding the Fourth Proportional to 1,349.12, 2,023.52 and 937.04

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Solution

The fourth proportional to 1,349.12, 2,023.52 and 937.04 is: 1,405.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.12 : 2,023.52 = 937.04 : x
  2. Step 2: Convert to fraction form
    1,349.12/2,023.52 = 937.04/x
  3. Step 3: Cross multiply
    1,349.12x = 2,023.52 × 937.04
  4. Step 4: Simplify right side
    1,349.12x = 1,896,119.18
  5. Step 5: Solve for x
    x = 1,896,119.18/1,349.12
  6. Step 6: Final answer
    x = 1,405.45

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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.