Home / 7,020.92-9,701.70-6,679.24

Finding the Fourth Proportional to 7,020.92, 9,701.70 and 6,679.24

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Solution

The fourth proportional to 7,020.92, 9,701.70 and 6,679.24 is: 9,229.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.92 : 9,701.70 = 6,679.24 : x
  2. Step 2: Convert to fraction form
    7,020.92/9,701.70 = 6,679.24/x
  3. Step 3: Cross multiply
    7,020.92x = 9,701.70 × 6,679.24
  4. Step 4: Simplify right side
    7,020.92x = 64,799,982.71
  5. Step 5: Solve for x
    x = 64,799,982.71/7,020.92
  6. Step 6: Final answer
    x = 9,229.56

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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.