Home / 6,858.88-10,273.96-5,686.10

Finding the Fourth Proportional to 6,858.88, 10,273.96 and 5,686.10

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Solution

The fourth proportional to 6,858.88, 10,273.96 and 5,686.10 is: 8,517.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858.88 : 10,273.96 = 5,686.10 : x
  2. Step 2: Convert to fraction form
    6,858.88/10,273.96 = 5,686.10/x
  3. Step 3: Cross multiply
    6,858.88x = 10,273.96 × 5,686.10
  4. Step 4: Simplify right side
    6,858.88x = 58,418,763.96
  5. Step 5: Solve for x
    x = 58,418,763.96/6,858.88
  6. Step 6: Final answer
    x = 8,517.25

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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.