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Finding the Fourth Proportional to 7,248.77, 10,867.11 and 2,804.14

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Solution

The fourth proportional to 7,248.77, 10,867.11 and 2,804.14 is: 4,203.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.77 : 10,867.11 = 2,804.14 : x
  2. Step 2: Convert to fraction form
    7,248.77/10,867.11 = 2,804.14/x
  3. Step 3: Cross multiply
    7,248.77x = 10,867.11 × 2,804.14
  4. Step 4: Simplify right side
    7,248.77x = 30,472,947.24
  5. Step 5: Solve for x
    x = 30,472,947.24/7,248.77
  6. Step 6: Final answer
    x = 4,203.88

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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.