Home / 9,337.68-12,868.26-6,680.46

Finding the Fourth Proportional to 9,337.68, 12,868.26 and 6,680.46

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Solution

The fourth proportional to 9,337.68, 12,868.26 and 6,680.46 is: 9,206.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,337.68 : 12,868.26 = 6,680.46 : x
  2. Step 2: Convert to fraction form
    9,337.68/12,868.26 = 6,680.46/x
  3. Step 3: Cross multiply
    9,337.68x = 12,868.26 × 6,680.46
  4. Step 4: Simplify right side
    9,337.68x = 85,965,896.20
  5. Step 5: Solve for x
    x = 85,965,896.20/9,337.68
  6. Step 6: Final answer
    x = 9,206.34

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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.