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Finding the Fourth Proportional to 8,842.95, 12,203.25 and 5,066.13

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Solution

The fourth proportional to 8,842.95, 12,203.25 and 5,066.13 is: 6,991.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,842.95 : 12,203.25 = 5,066.13 : x
  2. Step 2: Convert to fraction form
    8,842.95/12,203.25 = 5,066.13/x
  3. Step 3: Cross multiply
    8,842.95x = 12,203.25 × 5,066.13
  4. Step 4: Simplify right side
    8,842.95x = 61,823,250.92
  5. Step 5: Solve for x
    x = 61,823,250.92/8,842.95
  6. Step 6: Final answer
    x = 6,991.25

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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.