Home / 12,349.13-17,041.79-6,760.13

Finding the Fourth Proportional to 12,349.13, 17,041.79 and 6,760.13

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Solution

The fourth proportional to 12,349.13, 17,041.79 and 6,760.13 is: 9,328.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,349.13 : 17,041.79 = 6,760.13 : x
  2. Step 2: Convert to fraction form
    12,349.13/17,041.79 = 6,760.13/x
  3. Step 3: Cross multiply
    12,349.13x = 17,041.79 × 6,760.13
  4. Step 4: Simplify right side
    12,349.13x = 115,204,647.52
  5. Step 5: Solve for x
    x = 115,204,647.52/12,349.13
  6. Step 6: Final answer
    x = 9,328.97

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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.