Home / 8,511.15-12,747.27-5,041.11

Finding the Fourth Proportional to 8,511.15, 12,747.27 and 5,041.11

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Solution

The fourth proportional to 8,511.15, 12,747.27 and 5,041.11 is: 7,550.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511.15 : 12,747.27 = 5,041.11 : x
  2. Step 2: Convert to fraction form
    8,511.15/12,747.27 = 5,041.11/x
  3. Step 3: Cross multiply
    8,511.15x = 12,747.27 × 5,041.11
  4. Step 4: Simplify right side
    8,511.15x = 64,260,390.27
  5. Step 5: Solve for x
    x = 64,260,390.27/8,511.15
  6. Step 6: Final answer
    x = 7,550.14

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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.