Home / 10,251.36-14,146.92-5,775.17

Finding the Fourth Proportional to 10,251.36, 14,146.92 and 5,775.17

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Solution

The fourth proportional to 10,251.36, 14,146.92 and 5,775.17 is: 7,969.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251.36 : 14,146.92 = 5,775.17 : x
  2. Step 2: Convert to fraction form
    10,251.36/14,146.92 = 5,775.17/x
  3. Step 3: Cross multiply
    10,251.36x = 14,146.92 × 5,775.17
  4. Step 4: Simplify right side
    10,251.36x = 81,700,797.24
  5. Step 5: Solve for x
    x = 81,700,797.24/10,251.36
  6. Step 6: Final answer
    x = 7,969.75

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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.