Home / 7,247.72-10,875.23-5,402.54

Finding the Fourth Proportional to 7,247.72, 10,875.23 and 5,402.54

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Solution

The fourth proportional to 7,247.72, 10,875.23 and 5,402.54 is: 8,106.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.72 : 10,875.23 = 5,402.54 : x
  2. Step 2: Convert to fraction form
    7,247.72/10,875.23 = 5,402.54/x
  3. Step 3: Cross multiply
    7,247.72x = 10,875.23 × 5,402.54
  4. Step 4: Simplify right side
    7,247.72x = 58,753,865.08
  5. Step 5: Solve for x
    x = 58,753,865.08/7,247.72
  6. Step 6: Final answer
    x = 8,106.53

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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.