Home / 5,876.31-8,812.58-2,177.55

Finding the Fourth Proportional to 5,876.31, 8,812.58 and 2,177.55

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Solution

The fourth proportional to 5,876.31, 8,812.58 and 2,177.55 is: 3,265.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.31 : 8,812.58 = 2,177.55 : x
  2. Step 2: Convert to fraction form
    5,876.31/8,812.58 = 2,177.55/x
  3. Step 3: Cross multiply
    5,876.31x = 8,812.58 × 2,177.55
  4. Step 4: Simplify right side
    5,876.31x = 19,189,806.95
  5. Step 5: Solve for x
    x = 19,189,806.95/5,876.31
  6. Step 6: Final answer
    x = 3,265.62

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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.