Home / 1,231.84-1,845.32-924.04

Finding the Fourth Proportional to 1,231.84, 1,845.32 and 924.04

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Solution

The fourth proportional to 1,231.84, 1,845.32 and 924.04 is: 1,384.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231.84 : 1,845.32 = 924.04 : x
  2. Step 2: Convert to fraction form
    1,231.84/1,845.32 = 924.04/x
  3. Step 3: Cross multiply
    1,231.84x = 1,845.32 × 924.04
  4. Step 4: Simplify right side
    1,231.84x = 1,705,140.27
  5. Step 5: Solve for x
    x = 1,705,140.27/1,231.84
  6. Step 6: Final answer
    x = 1,384.23

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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.