Home / 1,901.97-2,624.45-1,155.96

Finding the Fourth Proportional to 1,901.97, 2,624.45 and 1,155.96

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Solution

The fourth proportional to 1,901.97, 2,624.45 and 1,155.96 is: 1,595.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901.97 : 2,624.45 = 1,155.96 : x
  2. Step 2: Convert to fraction form
    1,901.97/2,624.45 = 1,155.96/x
  3. Step 3: Cross multiply
    1,901.97x = 2,624.45 × 1,155.96
  4. Step 4: Simplify right side
    1,901.97x = 3,033,753.44
  5. Step 5: Solve for x
    x = 3,033,753.44/1,901.97
  6. Step 6: Final answer
    x = 1,595.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.