Home / 5,801.28-8,005.20-3,411.04

Finding the Fourth Proportional to 5,801.28, 8,005.20 and 3,411.04

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Solution

The fourth proportional to 5,801.28, 8,005.20 and 3,411.04 is: 4,706.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,801.28 : 8,005.20 = 3,411.04 : x
  2. Step 2: Convert to fraction form
    5,801.28/8,005.20 = 3,411.04/x
  3. Step 3: Cross multiply
    5,801.28x = 8,005.20 × 3,411.04
  4. Step 4: Simplify right side
    5,801.28x = 27,306,057.41
  5. Step 5: Solve for x
    x = 27,306,057.41/5,801.28
  6. Step 6: Final answer
    x = 4,706.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.