Home / 10,414.12-14,371.84-5,698.68

Finding the Fourth Proportional to 10,414.12, 14,371.84 and 5,698.68

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Solution

The fourth proportional to 10,414.12, 14,371.84 and 5,698.68 is: 7,864.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,414.12 : 14,371.84 = 5,698.68 : x
  2. Step 2: Convert to fraction form
    10,414.12/14,371.84 = 5,698.68/x
  3. Step 3: Cross multiply
    10,414.12x = 14,371.84 × 5,698.68
  4. Step 4: Simplify right side
    10,414.12x = 81,900,517.17
  5. Step 5: Solve for x
    x = 81,900,517.17/10,414.12
  6. Step 6: Final answer
    x = 7,864.37

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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.