Home / 8,314.11-12,467.12-5,685.66

Finding the Fourth Proportional to 8,314.11, 12,467.12 and 5,685.66

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Solution

The fourth proportional to 8,314.11, 12,467.12 and 5,685.66 is: 8,525.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,314.11 : 12,467.12 = 5,685.66 : x
  2. Step 2: Convert to fraction form
    8,314.11/12,467.12 = 5,685.66/x
  3. Step 3: Cross multiply
    8,314.11x = 12,467.12 × 5,685.66
  4. Step 4: Simplify right side
    8,314.11x = 70,883,777.07
  5. Step 5: Solve for x
    x = 70,883,777.07/8,314.11
  6. Step 6: Final answer
    x = 8,525.72

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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.