Home / 2,892.24-4,337.64-943.92

Finding the Fourth Proportional to 2,892.24, 4,337.64 and 943.92

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Solution

The fourth proportional to 2,892.24, 4,337.64 and 943.92 is: 1,415.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892.24 : 4,337.64 = 943.92 : x
  2. Step 2: Convert to fraction form
    2,892.24/4,337.64 = 943.92/x
  3. Step 3: Cross multiply
    2,892.24x = 4,337.64 × 943.92
  4. Step 4: Simplify right side
    2,892.24x = 4,094,385.15
  5. Step 5: Solve for x
    x = 4,094,385.15/2,892.24
  6. Step 6: Final answer
    x = 1,415.65

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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.