Home / 8,391.08-11,584.14-5,248.28

Finding the Fourth Proportional to 8,391.08, 11,584.14 and 5,248.28

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Solution

The fourth proportional to 8,391.08, 11,584.14 and 5,248.28 is: 7,245.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,391.08 : 11,584.14 = 5,248.28 : x
  2. Step 2: Convert to fraction form
    8,391.08/11,584.14 = 5,248.28/x
  3. Step 3: Cross multiply
    8,391.08x = 11,584.14 × 5,248.28
  4. Step 4: Simplify right side
    8,391.08x = 60,796,810.28
  5. Step 5: Solve for x
    x = 60,796,810.28/8,391.08
  6. Step 6: Final answer
    x = 7,245.41

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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.