Home / 1,624.05-2,240.66-1,152.02

Finding the Fourth Proportional to 1,624.05, 2,240.66 and 1,152.02

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Solution

The fourth proportional to 1,624.05, 2,240.66 and 1,152.02 is: 1,589.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624.05 : 2,240.66 = 1,152.02 : x
  2. Step 2: Convert to fraction form
    1,624.05/2,240.66 = 1,152.02/x
  3. Step 3: Cross multiply
    1,624.05x = 2,240.66 × 1,152.02
  4. Step 4: Simplify right side
    1,624.05x = 2,581,293.61
  5. Step 5: Solve for x
    x = 2,581,293.61/1,624.05
  6. Step 6: Final answer
    x = 1,589.42

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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.