Home / 5,624.12-8,425.34-3,151.46

Finding the Fourth Proportional to 5,624.12, 8,425.34 and 3,151.46

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Solution

The fourth proportional to 5,624.12, 8,425.34 and 3,151.46 is: 4,721.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.12 : 8,425.34 = 3,151.46 : x
  2. Step 2: Convert to fraction form
    5,624.12/8,425.34 = 3,151.46/x
  3. Step 3: Cross multiply
    5,624.12x = 8,425.34 × 3,151.46
  4. Step 4: Simplify right side
    5,624.12x = 26,552,122.00
  5. Step 5: Solve for x
    x = 26,552,122.00/5,624.12
  6. Step 6: Final answer
    x = 4,721.12

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1.5x scale

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.