Home / 6,655.34-9,982.20-2,272.70

Finding the Fourth Proportional to 6,655.34, 9,982.20 and 2,272.70

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Solution

The fourth proportional to 6,655.34, 9,982.20 and 2,272.70 is: 3,408.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,655.34 : 9,982.20 = 2,272.70 : x
  2. Step 2: Convert to fraction form
    6,655.34/9,982.20 = 2,272.70/x
  3. Step 3: Cross multiply
    6,655.34x = 9,982.20 × 2,272.70
  4. Step 4: Simplify right side
    6,655.34x = 22,686,545.94
  5. Step 5: Solve for x
    x = 22,686,545.94/6,655.34
  6. Step 6: Final answer
    x = 3,408.77

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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.