Home / 10,112.85-13,954.57-5,863.02

Finding the Fourth Proportional to 10,112.85, 13,954.57 and 5,863.02

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Solution

The fourth proportional to 10,112.85, 13,954.57 and 5,863.02 is: 8,090.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,112.85 : 13,954.57 = 5,863.02 : x
  2. Step 2: Convert to fraction form
    10,112.85/13,954.57 = 5,863.02/x
  3. Step 3: Cross multiply
    10,112.85x = 13,954.57 × 5,863.02
  4. Step 4: Simplify right side
    10,112.85x = 81,815,941.32
  5. Step 5: Solve for x
    x = 81,815,941.32/10,112.85
  6. Step 6: Final answer
    x = 8,090.30

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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.