Home / 1,484.17-2,227.71-704.70

Finding the Fourth Proportional to 1,484.17, 2,227.71 and 704.70

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Solution

The fourth proportional to 1,484.17, 2,227.71 and 704.70 is: 1,057.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484.17 : 2,227.71 = 704.70 : x
  2. Step 2: Convert to fraction form
    1,484.17/2,227.71 = 704.70/x
  3. Step 3: Cross multiply
    1,484.17x = 2,227.71 × 704.70
  4. Step 4: Simplify right side
    1,484.17x = 1,569,869.88
  5. Step 5: Solve for x
    x = 1,569,869.88/1,484.17
  6. Step 6: Final answer
    x = 1,057.74

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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.