Home / 1,448.40-2,167.68-1,017.44

Finding the Fourth Proportional to 1,448.40, 2,167.68 and 1,017.44

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Solution

The fourth proportional to 1,448.40, 2,167.68 and 1,017.44 is: 1,522.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448.40 : 2,167.68 = 1,017.44 : x
  2. Step 2: Convert to fraction form
    1,448.40/2,167.68 = 1,017.44/x
  3. Step 3: Cross multiply
    1,448.40x = 2,167.68 × 1,017.44
  4. Step 4: Simplify right side
    1,448.40x = 2,205,484.34
  5. Step 5: Solve for x
    x = 2,205,484.34/1,448.40
  6. Step 6: Final answer
    x = 1,522.70

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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.