Home / 2,240.28-3,359.18-923.68

Finding the Fourth Proportional to 2,240.28, 3,359.18 and 923.68

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Solution

The fourth proportional to 2,240.28, 3,359.18 and 923.68 is: 1,385.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.28 : 3,359.18 = 923.68 : x
  2. Step 2: Convert to fraction form
    2,240.28/3,359.18 = 923.68/x
  3. Step 3: Cross multiply
    2,240.28x = 3,359.18 × 923.68
  4. Step 4: Simplify right side
    2,240.28x = 3,102,807.38
  5. Step 5: Solve for x
    x = 3,102,807.38/2,240.28
  6. Step 6: Final answer
    x = 1,385.01

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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.