Home / 10,228.61-15,342.91-2,832.90

Finding the Fourth Proportional to 10,228.61, 15,342.91 and 2,832.90

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Solution

The fourth proportional to 10,228.61, 15,342.91 and 2,832.90 is: 4,249.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.61 : 15,342.91 = 2,832.90 : x
  2. Step 2: Convert to fraction form
    10,228.61/15,342.91 = 2,832.90/x
  3. Step 3: Cross multiply
    10,228.61x = 15,342.91 × 2,832.90
  4. Step 4: Simplify right side
    10,228.61x = 43,464,922.66
  5. Step 5: Solve for x
    x = 43,464,922.66/10,228.61
  6. Step 6: Final answer
    x = 4,249.35

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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.