Home / 5,517.93-8,276.68-1,357.74

Finding the Fourth Proportional to 5,517.93, 8,276.68 and 1,357.74

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Solution

The fourth proportional to 5,517.93, 8,276.68 and 1,357.74 is: 2,036.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.93 : 8,276.68 = 1,357.74 : x
  2. Step 2: Convert to fraction form
    5,517.93/8,276.68 = 1,357.74/x
  3. Step 3: Cross multiply
    5,517.93x = 8,276.68 × 1,357.74
  4. Step 4: Simplify right side
    5,517.93x = 11,237,581.20
  5. Step 5: Solve for x
    x = 11,237,581.20/5,517.93
  6. Step 6: Final answer
    x = 2,036.56

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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.