Home / 5,151.06-7,102.20-4,352.94

Finding the Fourth Proportional to 5,151.06, 7,102.20 and 4,352.94

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Solution

The fourth proportional to 5,151.06, 7,102.20 and 4,352.94 is: 6,001.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151.06 : 7,102.20 = 4,352.94 : x
  2. Step 2: Convert to fraction form
    5,151.06/7,102.20 = 4,352.94/x
  3. Step 3: Cross multiply
    5,151.06x = 7,102.20 × 4,352.94
  4. Step 4: Simplify right side
    5,151.06x = 30,915,450.47
  5. Step 5: Solve for x
    x = 30,915,450.47/5,151.06
  6. Step 6: Final answer
    x = 6,001.76

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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.