Home / 5,070.31-7,601.55-3,217.57

Finding the Fourth Proportional to 5,070.31, 7,601.55 and 3,217.57

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Solution

The fourth proportional to 5,070.31, 7,601.55 and 3,217.57 is: 4,823.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.31 : 7,601.55 = 3,217.57 : x
  2. Step 2: Convert to fraction form
    5,070.31/7,601.55 = 3,217.57/x
  3. Step 3: Cross multiply
    5,070.31x = 7,601.55 × 3,217.57
  4. Step 4: Simplify right side
    5,070.31x = 24,458,519.23
  5. Step 5: Solve for x
    x = 24,458,519.23/5,070.31
  6. Step 6: Final answer
    x = 4,823.87

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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.