Home / 10,254.22-15,382.17-2,858.75

Finding the Fourth Proportional to 10,254.22, 15,382.17 and 2,858.75

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Solution

The fourth proportional to 10,254.22, 15,382.17 and 2,858.75 is: 4,288.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,254.22 : 15,382.17 = 2,858.75 : x
  2. Step 2: Convert to fraction form
    10,254.22/15,382.17 = 2,858.75/x
  3. Step 3: Cross multiply
    10,254.22x = 15,382.17 × 2,858.75
  4. Step 4: Simplify right side
    10,254.22x = 43,973,701.58
  5. Step 5: Solve for x
    x = 43,973,701.58/10,254.22
  6. Step 6: Final answer
    x = 4,288.35

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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.