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Finding the Fourth Proportional to 4,836.89, 7,254.14 and 1,326.92

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Solution

The fourth proportional to 4,836.89, 7,254.14 and 1,326.92 is: 1,990.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,836.89 : 7,254.14 = 1,326.92 : x
  2. Step 2: Convert to fraction form
    4,836.89/7,254.14 = 1,326.92/x
  3. Step 3: Cross multiply
    4,836.89x = 7,254.14 × 1,326.92
  4. Step 4: Simplify right side
    4,836.89x = 9,625,620.54
  5. Step 5: Solve for x
    x = 9,625,620.54/4,836.89
  6. Step 6: Final answer
    x = 1,990.04

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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.