Home / 10,072.76-13,901.42-6,935.63

Finding the Fourth Proportional to 10,072.76, 13,901.42 and 6,935.63

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Solution

The fourth proportional to 10,072.76, 13,901.42 and 6,935.63 is: 9,571.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,072.76 : 13,901.42 = 6,935.63 : x
  2. Step 2: Convert to fraction form
    10,072.76/13,901.42 = 6,935.63/x
  3. Step 3: Cross multiply
    10,072.76x = 13,901.42 × 6,935.63
  4. Step 4: Simplify right side
    10,072.76x = 96,415,053.43
  5. Step 5: Solve for x
    x = 96,415,053.43/10,072.76
  6. Step 6: Final answer
    x = 9,571.87

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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.