Home / 7,229.76-9,967.20-4,575.84

Finding the Fourth Proportional to 7,229.76, 9,967.20 and 4,575.84

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Solution

The fourth proportional to 7,229.76, 9,967.20 and 4,575.84 is: 6,308.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229.76 : 9,967.20 = 4,575.84 : x
  2. Step 2: Convert to fraction form
    7,229.76/9,967.20 = 4,575.84/x
  3. Step 3: Cross multiply
    7,229.76x = 9,967.20 × 4,575.84
  4. Step 4: Simplify right side
    7,229.76x = 45,608,312.45
  5. Step 5: Solve for x
    x = 45,608,312.45/7,229.76
  6. Step 6: Final answer
    x = 6,308.41

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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.