Home / 3,291.15-4,541.85-1,799.13

Finding the Fourth Proportional to 3,291.15, 4,541.85 and 1,799.13

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Solution

The fourth proportional to 3,291.15, 4,541.85 and 1,799.13 is: 2,482.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.15 : 4,541.85 = 1,799.13 : x
  2. Step 2: Convert to fraction form
    3,291.15/4,541.85 = 1,799.13/x
  3. Step 3: Cross multiply
    3,291.15x = 4,541.85 × 1,799.13
  4. Step 4: Simplify right side
    3,291.15x = 8,171,378.59
  5. Step 5: Solve for x
    x = 8,171,378.59/3,291.15
  6. Step 6: Final answer
    x = 2,482.83

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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.