Home / 12,604.11-17,392.91-6,937.76

Finding the Fourth Proportional to 12,604.11, 17,392.91 and 6,937.76

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Solution

The fourth proportional to 12,604.11, 17,392.91 and 6,937.76 is: 9,573.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,604.11 : 17,392.91 = 6,937.76 : x
  2. Step 2: Convert to fraction form
    12,604.11/17,392.91 = 6,937.76/x
  3. Step 3: Cross multiply
    12,604.11x = 17,392.91 × 6,937.76
  4. Step 4: Simplify right side
    12,604.11x = 120,667,713.63
  5. Step 5: Solve for x
    x = 120,667,713.63/12,604.11
  6. Step 6: Final answer
    x = 9,573.68

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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.