Home / 3,326.29-4,990.46-1,135.02

Finding the Fourth Proportional to 3,326.29, 4,990.46 and 1,135.02

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Solution

The fourth proportional to 3,326.29, 4,990.46 and 1,135.02 is: 1,702.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.29 : 4,990.46 = 1,135.02 : x
  2. Step 2: Convert to fraction form
    3,326.29/4,990.46 = 1,135.02/x
  3. Step 3: Cross multiply
    3,326.29x = 4,990.46 × 1,135.02
  4. Step 4: Simplify right side
    3,326.29x = 5,664,266.77
  5. Step 5: Solve for x
    x = 5,664,266.77/3,326.29
  6. Step 6: Final answer
    x = 1,702.88

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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.