Home / 2,158.14-3,237.32-924.69

Finding the Fourth Proportional to 2,158.14, 3,237.32 and 924.69

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Solution

The fourth proportional to 2,158.14, 3,237.32 and 924.69 is: 1,387.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158.14 : 3,237.32 = 924.69 : x
  2. Step 2: Convert to fraction form
    2,158.14/3,237.32 = 924.69/x
  3. Step 3: Cross multiply
    2,158.14x = 3,237.32 × 924.69
  4. Step 4: Simplify right side
    2,158.14x = 2,993,517.43
  5. Step 5: Solve for x
    x = 2,993,517.43/2,158.14
  6. Step 6: Final answer
    x = 1,387.08

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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.