Home / 7,524.68-11,275.44-2,905.16

Finding the Fourth Proportional to 7,524.68, 11,275.44 and 2,905.16

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Solution

The fourth proportional to 7,524.68, 11,275.44 and 2,905.16 is: 4,353.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.68 : 11,275.44 = 2,905.16 : x
  2. Step 2: Convert to fraction form
    7,524.68/11,275.44 = 2,905.16/x
  3. Step 3: Cross multiply
    7,524.68x = 11,275.44 × 2,905.16
  4. Step 4: Simplify right side
    7,524.68x = 32,756,957.27
  5. Step 5: Solve for x
    x = 32,756,957.27/7,524.68
  6. Step 6: Final answer
    x = 4,353.27

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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.