Home / 5,225.58-7,211.26-2,867.70

Finding the Fourth Proportional to 5,225.58, 7,211.26 and 2,867.70

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Solution

The fourth proportional to 5,225.58, 7,211.26 and 2,867.70 is: 3,957.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.58 : 7,211.26 = 2,867.70 : x
  2. Step 2: Convert to fraction form
    5,225.58/7,211.26 = 2,867.70/x
  3. Step 3: Cross multiply
    5,225.58x = 7,211.26 × 2,867.70
  4. Step 4: Simplify right side
    5,225.58x = 20,679,760.93
  5. Step 5: Solve for x
    x = 20,679,760.93/5,225.58
  6. Step 6: Final answer
    x = 3,957.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.