Home / 1,449.03-2,175.98-1,437.69

Finding the Fourth Proportional to 1,449.03, 2,175.98 and 1,437.69

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Solution

The fourth proportional to 1,449.03, 2,175.98 and 1,437.69 is: 2,158.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449.03 : 2,175.98 = 1,437.69 : x
  2. Step 2: Convert to fraction form
    1,449.03/2,175.98 = 1,437.69/x
  3. Step 3: Cross multiply
    1,449.03x = 2,175.98 × 1,437.69
  4. Step 4: Simplify right side
    1,449.03x = 3,128,377.50
  5. Step 5: Solve for x
    x = 3,128,377.50/1,449.03
  6. Step 6: Final answer
    x = 2,158.95

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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.