Home / 5,517.34-8,275.94-1,357.40

Finding the Fourth Proportional to 5,517.34, 8,275.94 and 1,357.40

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Solution

The fourth proportional to 5,517.34, 8,275.94 and 1,357.40 is: 2,036.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.34 : 8,275.94 = 1,357.40 : x
  2. Step 2: Convert to fraction form
    5,517.34/8,275.94 = 1,357.40/x
  3. Step 3: Cross multiply
    5,517.34x = 8,275.94 × 1,357.40
  4. Step 4: Simplify right side
    5,517.34x = 11,233,760.96
  5. Step 5: Solve for x
    x = 11,233,760.96/5,517.34
  6. Step 6: Final answer
    x = 2,036.08

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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.