Home / 10,288.82-15,422.64-4,046.30

Finding the Fourth Proportional to 10,288.82, 15,422.64 and 4,046.30

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Solution

The fourth proportional to 10,288.82, 15,422.64 and 4,046.30 is: 6,065.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.82 : 15,422.64 = 4,046.30 : x
  2. Step 2: Convert to fraction form
    10,288.82/15,422.64 = 4,046.30/x
  3. Step 3: Cross multiply
    10,288.82x = 15,422.64 × 4,046.30
  4. Step 4: Simplify right side
    10,288.82x = 62,404,637.16
  5. Step 5: Solve for x
    x = 62,404,637.16/10,288.82
  6. Step 6: Final answer
    x = 6,065.29

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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.