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Finding the Fourth Proportional to 8,549.48, 11,799.06 and 5,363.26

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Solution

The fourth proportional to 8,549.48, 11,799.06 and 5,363.26 is: 7,401.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,549.48 : 11,799.06 = 5,363.26 : x
  2. Step 2: Convert to fraction form
    8,549.48/11,799.06 = 5,363.26/x
  3. Step 3: Cross multiply
    8,549.48x = 11,799.06 × 5,363.26
  4. Step 4: Simplify right side
    8,549.48x = 63,281,426.54
  5. Step 5: Solve for x
    x = 63,281,426.54/8,549.48
  6. Step 6: Final answer
    x = 7,401.79

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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.