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Finding the Fourth Proportional to 8,034.24, 11,085.28 and 4,890.24

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Solution

The fourth proportional to 8,034.24, 11,085.28 and 4,890.24 is: 6,747.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,034.24 : 11,085.28 = 4,890.24 : x
  2. Step 2: Convert to fraction form
    8,034.24/11,085.28 = 4,890.24/x
  3. Step 3: Cross multiply
    8,034.24x = 11,085.28 × 4,890.24
  4. Step 4: Simplify right side
    8,034.24x = 54,209,679.67
  5. Step 5: Solve for x
    x = 54,209,679.67/8,034.24
  6. Step 6: Final answer
    x = 6,747.33

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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.