Home / 5,397.50-8,099.90-2,110.18

Finding the Fourth Proportional to 5,397.50, 8,099.90 and 2,110.18

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Solution

The fourth proportional to 5,397.50, 8,099.90 and 2,110.18 is: 3,166.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.50 : 8,099.90 = 2,110.18 : x
  2. Step 2: Convert to fraction form
    5,397.50/8,099.90 = 2,110.18/x
  3. Step 3: Cross multiply
    5,397.50x = 8,099.90 × 2,110.18
  4. Step 4: Simplify right side
    5,397.50x = 17,092,246.98
  5. Step 5: Solve for x
    x = 17,092,246.98/5,397.50
  6. Step 6: Final answer
    x = 3,166.70

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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.