Home / 5,517.08-8,275.54-1,357.12

Finding the Fourth Proportional to 5,517.08, 8,275.54 and 1,357.12

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Solution

The fourth proportional to 5,517.08, 8,275.54 and 1,357.12 is: 2,035.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.08 : 8,275.54 = 1,357.12 : x
  2. Step 2: Convert to fraction form
    5,517.08/8,275.54 = 1,357.12/x
  3. Step 3: Cross multiply
    5,517.08x = 8,275.54 × 1,357.12
  4. Step 4: Simplify right side
    5,517.08x = 11,230,894.06
  5. Step 5: Solve for x
    x = 11,230,894.06/5,517.08
  6. Step 6: Final answer
    x = 2,035.66

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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.