Home / 3,548.34-5,324.13-1,818.18

Finding the Fourth Proportional to 3,548.34, 5,324.13 and 1,818.18

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Solution

The fourth proportional to 3,548.34, 5,324.13 and 1,818.18 is: 2,728.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.34 : 5,324.13 = 1,818.18 : x
  2. Step 2: Convert to fraction form
    3,548.34/5,324.13 = 1,818.18/x
  3. Step 3: Cross multiply
    3,548.34x = 5,324.13 × 1,818.18
  4. Step 4: Simplify right side
    3,548.34x = 9,680,226.68
  5. Step 5: Solve for x
    x = 9,680,226.68/3,548.34
  6. Step 6: Final answer
    x = 2,728.10

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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.