Home / 10,759.49-16,139.14-6,373.79

Finding the Fourth Proportional to 10,759.49, 16,139.14 and 6,373.79

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Solution

The fourth proportional to 10,759.49, 16,139.14 and 6,373.79 is: 9,560.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,759.49 : 16,139.14 = 6,373.79 : x
  2. Step 2: Convert to fraction form
    10,759.49/16,139.14 = 6,373.79/x
  3. Step 3: Cross multiply
    10,759.49x = 16,139.14 × 6,373.79
  4. Step 4: Simplify right side
    10,759.49x = 102,867,392.51
  5. Step 5: Solve for x
    x = 102,867,392.51/10,759.49
  6. Step 6: Final answer
    x = 9,560.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.