Home / 5,461.21-8,193.56-1,951.14

Finding the Fourth Proportional to 5,461.21, 8,193.56 and 1,951.14

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Solution

The fourth proportional to 5,461.21, 8,193.56 and 1,951.14 is: 2,927.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.21 : 8,193.56 = 1,951.14 : x
  2. Step 2: Convert to fraction form
    5,461.21/8,193.56 = 1,951.14/x
  3. Step 3: Cross multiply
    5,461.21x = 8,193.56 × 1,951.14
  4. Step 4: Simplify right side
    5,461.21x = 15,986,782.66
  5. Step 5: Solve for x
    x = 15,986,782.66/5,461.21
  6. Step 6: Final answer
    x = 2,927.33

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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.