Home / 11,576.92-15,976.12-6,271.83

Finding the Fourth Proportional to 11,576.92, 15,976.12 and 6,271.83

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Solution

The fourth proportional to 11,576.92, 15,976.12 and 6,271.83 is: 8,655.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,576.92 : 15,976.12 = 6,271.83 : x
  2. Step 2: Convert to fraction form
    11,576.92/15,976.12 = 6,271.83/x
  3. Step 3: Cross multiply
    11,576.92x = 15,976.12 × 6,271.83
  4. Step 4: Simplify right side
    11,576.92x = 100,199,397.46
  5. Step 5: Solve for x
    x = 100,199,397.46/11,576.92
  6. Step 6: Final answer
    x = 8,655.10

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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.