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Finding the Fourth Proportional to 8,773.51, 13,159.86 and 3,226.45

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Solution

The fourth proportional to 8,773.51, 13,159.86 and 3,226.45 is: 4,839.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,773.51 : 13,159.86 = 3,226.45 : x
  2. Step 2: Convert to fraction form
    8,773.51/13,159.86 = 3,226.45/x
  3. Step 3: Cross multiply
    8,773.51x = 13,159.86 × 3,226.45
  4. Step 4: Simplify right side
    8,773.51x = 42,459,630.30
  5. Step 5: Solve for x
    x = 42,459,630.30/8,773.51
  6. Step 6: Final answer
    x = 4,839.53

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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.