Home / 8,253.48-11,390.22-5,266.92

Finding the Fourth Proportional to 8,253.48, 11,390.22 and 5,266.92

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Solution

The fourth proportional to 8,253.48, 11,390.22 and 5,266.92 is: 7,268.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.48 : 11,390.22 = 5,266.92 : x
  2. Step 2: Convert to fraction form
    8,253.48/11,390.22 = 5,266.92/x
  3. Step 3: Cross multiply
    8,253.48x = 11,390.22 × 5,266.92
  4. Step 4: Simplify right side
    8,253.48x = 59,991,377.52
  5. Step 5: Solve for x
    x = 59,991,377.52/8,253.48
  6. Step 6: Final answer
    x = 7,268.62

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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.