Home / 1,349.16-2,022.52-483.28

Finding the Fourth Proportional to 1,349.16, 2,022.52 and 483.28

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Solution

The fourth proportional to 1,349.16, 2,022.52 and 483.28 is: 724.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.16 : 2,022.52 = 483.28 : x
  2. Step 2: Convert to fraction form
    1,349.16/2,022.52 = 483.28/x
  3. Step 3: Cross multiply
    1,349.16x = 2,022.52 × 483.28
  4. Step 4: Simplify right side
    1,349.16x = 977,443.47
  5. Step 5: Solve for x
    x = 977,443.47/1,349.16
  6. Step 6: Final answer
    x = 724.48

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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.