Home / 1,484.14-2,224.73-702.75

Finding the Fourth Proportional to 1,484.14, 2,224.73 and 702.75

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Solution

The fourth proportional to 1,484.14, 2,224.73 and 702.75 is: 1,053.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484.14 : 2,224.73 = 702.75 : x
  2. Step 2: Convert to fraction form
    1,484.14/2,224.73 = 702.75/x
  3. Step 3: Cross multiply
    1,484.14x = 2,224.73 × 702.75
  4. Step 4: Simplify right side
    1,484.14x = 1,563,429.01
  5. Step 5: Solve for x
    x = 1,563,429.01/1,484.14
  6. Step 6: Final answer
    x = 1,053.42

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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.