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Finding the Fourth Proportional to 8,254, 11,390.52 and 4,527.92

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Solution

The fourth proportional to 8,254, 11,390.52 and 4,527.92 is: 6,248.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254 : 11,390.52 = 4,527.92 : x
  2. Step 2: Convert to fraction form
    8,254/11,390.52 = 4,527.92/x
  3. Step 3: Cross multiply
    8,254x = 11,390.52 × 4,527.92
  4. Step 4: Simplify right side
    8,254x = 51,575,363.32
  5. Step 5: Solve for x
    x = 51,575,363.32/8,254
  6. Step 6: Final answer
    x = 6,248.53

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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.