Home / 10,286.10-14,195.07-5,809.95

Finding the Fourth Proportional to 10,286.10, 14,195.07 and 5,809.95

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Solution

The fourth proportional to 10,286.10, 14,195.07 and 5,809.95 is: 8,017.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,286.10 : 14,195.07 = 5,809.95 : x
  2. Step 2: Convert to fraction form
    10,286.10/14,195.07 = 5,809.95/x
  3. Step 3: Cross multiply
    10,286.10x = 14,195.07 × 5,809.95
  4. Step 4: Simplify right side
    10,286.10x = 82,472,646.95
  5. Step 5: Solve for x
    x = 82,472,646.95/10,286.10
  6. Step 6: Final answer
    x = 8,017.87

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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.