Home / 3,310.23-4,568.20-1,818.25

Finding the Fourth Proportional to 3,310.23, 4,568.20 and 1,818.25

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Solution

The fourth proportional to 3,310.23, 4,568.20 and 1,818.25 is: 2,509.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.23 : 4,568.20 = 1,818.25 : x
  2. Step 2: Convert to fraction form
    3,310.23/4,568.20 = 1,818.25/x
  3. Step 3: Cross multiply
    3,310.23x = 4,568.20 × 1,818.25
  4. Step 4: Simplify right side
    3,310.23x = 8,306,123.91
  5. Step 5: Solve for x
    x = 8,306,123.91/3,310.23
  6. Step 6: Final answer
    x = 2,509.23

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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.