Home / 10,126.45-13,975.71-5,934.70

Finding the Fourth Proportional to 10,126.45, 13,975.71 and 5,934.70

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Solution

The fourth proportional to 10,126.45, 13,975.71 and 5,934.70 is: 8,190.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.45 : 13,975.71 = 5,934.70 : x
  2. Step 2: Convert to fraction form
    10,126.45/13,975.71 = 5,934.70/x
  3. Step 3: Cross multiply
    10,126.45x = 13,975.71 × 5,934.70
  4. Step 4: Simplify right side
    10,126.45x = 82,941,646.14
  5. Step 5: Solve for x
    x = 82,941,646.14/10,126.45
  6. Step 6: Final answer
    x = 8,190.59

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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.