Home / 5,549.46-8,324.42-1,851.81

Finding the Fourth Proportional to 5,549.46, 8,324.42 and 1,851.81

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Solution

The fourth proportional to 5,549.46, 8,324.42 and 1,851.81 is: 2,777.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.46 : 8,324.42 = 1,851.81 : x
  2. Step 2: Convert to fraction form
    5,549.46/8,324.42 = 1,851.81/x
  3. Step 3: Cross multiply
    5,549.46x = 8,324.42 × 1,851.81
  4. Step 4: Simplify right side
    5,549.46x = 15,415,244.20
  5. Step 5: Solve for x
    x = 15,415,244.20/5,549.46
  6. Step 6: Final answer
    x = 2,777.79

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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.