Home / 5,502.70-8,253.96-2,215.71

Finding the Fourth Proportional to 5,502.70, 8,253.96 and 2,215.71

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Solution

The fourth proportional to 5,502.70, 8,253.96 and 2,215.71 is: 3,323.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502.70 : 8,253.96 = 2,215.71 : x
  2. Step 2: Convert to fraction form
    5,502.70/8,253.96 = 2,215.71/x
  3. Step 3: Cross multiply
    5,502.70x = 8,253.96 × 2,215.71
  4. Step 4: Simplify right side
    5,502.70x = 18,288,373.40
  5. Step 5: Solve for x
    x = 18,288,373.40/5,502.70
  6. Step 6: Final answer
    x = 3,323.53

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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.