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Finding the Fourth Proportional to 8,550.34, 11,799.67 and 5,363.77

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Solution

The fourth proportional to 8,550.34, 11,799.67 and 5,363.77 is: 7,402.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550.34 : 11,799.67 = 5,363.77 : x
  2. Step 2: Convert to fraction form
    8,550.34/11,799.67 = 5,363.77/x
  3. Step 3: Cross multiply
    8,550.34x = 11,799.67 × 5,363.77
  4. Step 4: Simplify right side
    8,550.34x = 63,290,748.47
  5. Step 5: Solve for x
    x = 63,290,748.47/8,550.34
  6. Step 6: Final answer
    x = 7,402.13

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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.