Home / 9,523.41-13,139.25-6,168.79

Finding the Fourth Proportional to 9,523.41, 13,139.25 and 6,168.79

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Solution

The fourth proportional to 9,523.41, 13,139.25 and 6,168.79 is: 8,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,523.41 : 13,139.25 = 6,168.79 : x
  2. Step 2: Convert to fraction form
    9,523.41/13,139.25 = 6,168.79/x
  3. Step 3: Cross multiply
    9,523.41x = 13,139.25 × 6,168.79
  4. Step 4: Simplify right side
    9,523.41x = 81,053,267.30
  5. Step 5: Solve for x
    x = 81,053,267.30/9,523.41
  6. Step 6: Final answer
    x = 8,510.95

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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.