Home / 10,249.56-15,371.88-2,854.26

Finding the Fourth Proportional to 10,249.56, 15,371.88 and 2,854.26

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Solution

The fourth proportional to 10,249.56, 15,371.88 and 2,854.26 is: 4,280.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249.56 : 15,371.88 = 2,854.26 : x
  2. Step 2: Convert to fraction form
    10,249.56/15,371.88 = 2,854.26/x
  3. Step 3: Cross multiply
    10,249.56x = 15,371.88 × 2,854.26
  4. Step 4: Simplify right side
    10,249.56x = 43,875,342.21
  5. Step 5: Solve for x
    x = 43,875,342.21/10,249.56
  6. Step 6: Final answer
    x = 4,280.70

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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.