Home / 12,377.19-17,080.53-6,711.94

Finding the Fourth Proportional to 12,377.19, 17,080.53 and 6,711.94

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Solution

The fourth proportional to 12,377.19, 17,080.53 and 6,711.94 is: 9,262.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,377.19 : 17,080.53 = 6,711.94 : x
  2. Step 2: Convert to fraction form
    12,377.19/17,080.53 = 6,711.94/x
  3. Step 3: Cross multiply
    12,377.19x = 17,080.53 × 6,711.94
  4. Step 4: Simplify right side
    12,377.19x = 114,643,516.33
  5. Step 5: Solve for x
    x = 114,643,516.33/12,377.19
  6. Step 6: Final answer
    x = 9,262.48

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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.