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Finding the Fourth Proportional to 3,325.79, 4,589.80 and 1,833.71

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Solution

The fourth proportional to 3,325.79, 4,589.80 and 1,833.71 is: 2,530.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.79 : 4,589.80 = 1,833.71 : x
  2. Step 2: Convert to fraction form
    3,325.79/4,589.80 = 1,833.71/x
  3. Step 3: Cross multiply
    3,325.79x = 4,589.80 × 1,833.71
  4. Step 4: Simplify right side
    3,325.79x = 8,416,340.93
  5. Step 5: Solve for x
    x = 8,416,340.93/3,325.79
  6. Step 6: Final answer
    x = 2,530.63

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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.