Home / 8,527.79-12,791.69-4,141.49

Finding the Fourth Proportional to 8,527.79, 12,791.69 and 4,141.49

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Solution

The fourth proportional to 8,527.79, 12,791.69 and 4,141.49 is: 6,212.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,527.79 : 12,791.69 = 4,141.49 : x
  2. Step 2: Convert to fraction form
    8,527.79/12,791.69 = 4,141.49/x
  3. Step 3: Cross multiply
    8,527.79x = 12,791.69 × 4,141.49
  4. Step 4: Simplify right side
    8,527.79x = 52,976,656.22
  5. Step 5: Solve for x
    x = 52,976,656.22/8,527.79
  6. Step 6: Final answer
    x = 6,212.24

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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.