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Finding the Fourth Proportional to 6,159.03, 9,238.59 and 2,648.79

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Solution

The fourth proportional to 6,159.03, 9,238.59 and 2,648.79 is: 3,973.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,159.03 : 9,238.59 = 2,648.79 : x
  2. Step 2: Convert to fraction form
    6,159.03/9,238.59 = 2,648.79/x
  3. Step 3: Cross multiply
    6,159.03x = 9,238.59 × 2,648.79
  4. Step 4: Simplify right side
    6,159.03x = 24,471,084.81
  5. Step 5: Solve for x
    x = 24,471,084.81/6,159.03
  6. Step 6: Final answer
    x = 3,973.21

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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.