Home / 5,546.71-8,321.65-1,851.36

Finding the Fourth Proportional to 5,546.71, 8,321.65 and 1,851.36

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Solution

The fourth proportional to 5,546.71, 8,321.65 and 1,851.36 is: 2,777.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546.71 : 8,321.65 = 1,851.36 : x
  2. Step 2: Convert to fraction form
    5,546.71/8,321.65 = 1,851.36/x
  3. Step 3: Cross multiply
    5,546.71x = 8,321.65 × 1,851.36
  4. Step 4: Simplify right side
    5,546.71x = 15,406,360.69
  5. Step 5: Solve for x
    x = 15,406,360.69/5,546.71
  6. Step 6: Final answer
    x = 2,777.57

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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.