Home / 5,099.76-7,656.12-4,335.12

Finding the Fourth Proportional to 5,099.76, 7,656.12 and 4,335.12

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Solution

The fourth proportional to 5,099.76, 7,656.12 and 4,335.12 is: 6,508.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,099.76 : 7,656.12 = 4,335.12 : x
  2. Step 2: Convert to fraction form
    5,099.76/7,656.12 = 4,335.12/x
  3. Step 3: Cross multiply
    5,099.76x = 7,656.12 × 4,335.12
  4. Step 4: Simplify right side
    5,099.76x = 33,190,198.93
  5. Step 5: Solve for x
    x = 33,190,198.93/5,099.76
  6. Step 6: Final answer
    x = 6,508.19

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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.