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Finding the Fourth Proportional to 5,003.26, 6,904.52 and 2,765.12

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Solution

The fourth proportional to 5,003.26, 6,904.52 and 2,765.12 is: 3,815.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.26 : 6,904.52 = 2,765.12 : x
  2. Step 2: Convert to fraction form
    5,003.26/6,904.52 = 2,765.12/x
  3. Step 3: Cross multiply
    5,003.26x = 6,904.52 × 2,765.12
  4. Step 4: Simplify right side
    5,003.26x = 19,091,826.34
  5. Step 5: Solve for x
    x = 19,091,826.34/5,003.26
  6. Step 6: Final answer
    x = 3,815.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.