Home / 9,357.01-12,914.85-6,170.88

Finding the Fourth Proportional to 9,357.01, 12,914.85 and 6,170.88

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Solution

The fourth proportional to 9,357.01, 12,914.85 and 6,170.88 is: 8,517.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357.01 : 12,914.85 = 6,170.88 : x
  2. Step 2: Convert to fraction form
    9,357.01/12,914.85 = 6,170.88/x
  3. Step 3: Cross multiply
    9,357.01x = 12,914.85 × 6,170.88
  4. Step 4: Simplify right side
    9,357.01x = 79,695,989.57
  5. Step 5: Solve for x
    x = 79,695,989.57/9,357.01
  6. Step 6: Final answer
    x = 8,517.25

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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.