Home / 5,970.20-8,955.45-2,850.53

Finding the Fourth Proportional to 5,970.20, 8,955.45 and 2,850.53

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Solution

The fourth proportional to 5,970.20, 8,955.45 and 2,850.53 is: 4,275.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.20 : 8,955.45 = 2,850.53 : x
  2. Step 2: Convert to fraction form
    5,970.20/8,955.45 = 2,850.53/x
  3. Step 3: Cross multiply
    5,970.20x = 8,955.45 × 2,850.53
  4. Step 4: Simplify right side
    5,970.20x = 25,527,734.11
  5. Step 5: Solve for x
    x = 25,527,734.11/5,970.20
  6. Step 6: Final answer
    x = 4,275.86

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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.