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Finding the Fourth Proportional to 5,693.32, 8,540.52 and 1,797.76

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Solution

The fourth proportional to 5,693.32, 8,540.52 and 1,797.76 is: 2,696.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.32 : 8,540.52 = 1,797.76 : x
  2. Step 2: Convert to fraction form
    5,693.32/8,540.52 = 1,797.76/x
  3. Step 3: Cross multiply
    5,693.32x = 8,540.52 × 1,797.76
  4. Step 4: Simplify right side
    5,693.32x = 15,353,805.24
  5. Step 5: Solve for x
    x = 15,353,805.24/5,693.32
  6. Step 6: Final answer
    x = 2,696.81

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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.