Home / 10,286.74-14,195.70-5,810.28

Finding the Fourth Proportional to 10,286.74, 14,195.70 and 5,810.28

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Solution

The fourth proportional to 10,286.74, 14,195.70 and 5,810.28 is: 8,018.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,286.74 : 14,195.70 = 5,810.28 : x
  2. Step 2: Convert to fraction form
    10,286.74/14,195.70 = 5,810.28/x
  3. Step 3: Cross multiply
    10,286.74x = 14,195.70 × 5,810.28
  4. Step 4: Simplify right side
    10,286.74x = 82,480,991.80
  5. Step 5: Solve for x
    x = 82,480,991.80/10,286.74
  6. Step 6: Final answer
    x = 8,018.19

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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.