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Finding the Fourth Proportional to 4,169.84, 6,254.73 and 1,091.84

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Solution

The fourth proportional to 4,169.84, 6,254.73 and 1,091.84 is: 1,637.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.84 : 6,254.73 = 1,091.84 : x
  2. Step 2: Convert to fraction form
    4,169.84/6,254.73 = 1,091.84/x
  3. Step 3: Cross multiply
    4,169.84x = 6,254.73 × 1,091.84
  4. Step 4: Simplify right side
    4,169.84x = 6,829,133.13
  5. Step 5: Solve for x
    x = 6,829,133.13/4,169.84
  6. Step 6: Final answer
    x = 1,637.75

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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.