Home / 8,152.11-12,226.86-2,309.13

Finding the Fourth Proportional to 8,152.11, 12,226.86 and 2,309.13

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Solution

The fourth proportional to 8,152.11, 12,226.86 and 2,309.13 is: 3,463.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152.11 : 12,226.86 = 2,309.13 : x
  2. Step 2: Convert to fraction form
    8,152.11/12,226.86 = 2,309.13/x
  3. Step 3: Cross multiply
    8,152.11x = 12,226.86 × 2,309.13
  4. Step 4: Simplify right side
    8,152.11x = 28,233,409.23
  5. Step 5: Solve for x
    x = 28,233,409.23/8,152.11
  6. Step 6: Final answer
    x = 3,463.33

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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.