Home / 5,414.45-7,470.23-3,176.01

Finding the Fourth Proportional to 5,414.45, 7,470.23 and 3,176.01

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Solution

The fourth proportional to 5,414.45, 7,470.23 and 3,176.01 is: 4,381.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.45 : 7,470.23 = 3,176.01 : x
  2. Step 2: Convert to fraction form
    5,414.45/7,470.23 = 3,176.01/x
  3. Step 3: Cross multiply
    5,414.45x = 7,470.23 × 3,176.01
  4. Step 4: Simplify right side
    5,414.45x = 23,725,509.30
  5. Step 5: Solve for x
    x = 23,725,509.30/5,414.45
  6. Step 6: Final answer
    x = 4,381.89

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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.