Home / 2,295.28-3,440.04-1,429.84

Finding the Fourth Proportional to 2,295.28, 3,440.04 and 1,429.84

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Solution

The fourth proportional to 2,295.28, 3,440.04 and 1,429.84 is: 2,142.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295.28 : 3,440.04 = 1,429.84 : x
  2. Step 2: Convert to fraction form
    2,295.28/3,440.04 = 1,429.84/x
  3. Step 3: Cross multiply
    2,295.28x = 3,440.04 × 1,429.84
  4. Step 4: Simplify right side
    2,295.28x = 4,918,706.79
  5. Step 5: Solve for x
    x = 4,918,706.79/2,295.28
  6. Step 6: Final answer
    x = 2,142.97

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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.