Home / 6,247.89-9,353.61-5,412.38

Finding the Fourth Proportional to 6,247.89, 9,353.61 and 5,412.38

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Solution

The fourth proportional to 6,247.89, 9,353.61 and 5,412.38 is: 8,102.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.89 : 9,353.61 = 5,412.38 : x
  2. Step 2: Convert to fraction form
    6,247.89/9,353.61 = 5,412.38/x
  3. Step 3: Cross multiply
    6,247.89x = 9,353.61 × 5,412.38
  4. Step 4: Simplify right side
    6,247.89x = 50,625,244.92
  5. Step 5: Solve for x
    x = 50,625,244.92/6,247.89
  6. Step 6: Final answer
    x = 8,102.77

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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.