Home / 8,059.40-11,121.80-4,523.76

Finding the Fourth Proportional to 8,059.40, 11,121.80 and 4,523.76

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Solution

The fourth proportional to 8,059.40, 11,121.80 and 4,523.76 is: 6,242.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,059.40 : 11,121.80 = 4,523.76 : x
  2. Step 2: Convert to fraction form
    8,059.40/11,121.80 = 4,523.76/x
  3. Step 3: Cross multiply
    8,059.40x = 11,121.80 × 4,523.76
  4. Step 4: Simplify right side
    8,059.40x = 50,312,353.97
  5. Step 5: Solve for x
    x = 50,312,353.97/8,059.40
  6. Step 6: Final answer
    x = 6,242.69

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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.