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Finding the Fourth Proportional to 8,363.95, 12,526.13 and 7,262.33

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Solution

The fourth proportional to 8,363.95, 12,526.13 and 7,262.33 is: 10,876.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.95 : 12,526.13 = 7,262.33 : x
  2. Step 2: Convert to fraction form
    8,363.95/12,526.13 = 7,262.33/x
  3. Step 3: Cross multiply
    8,363.95x = 12,526.13 × 7,262.33
  4. Step 4: Simplify right side
    8,363.95x = 90,968,845.21
  5. Step 5: Solve for x
    x = 90,968,845.21/8,363.95
  6. Step 6: Final answer
    x = 10,876.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.