Home / 10,436.82-15,656.73-3,040.32

Finding the Fourth Proportional to 10,436.82, 15,656.73 and 3,040.32

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Solution

The fourth proportional to 10,436.82, 15,656.73 and 3,040.32 is: 4,560.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,436.82 : 15,656.73 = 3,040.32 : x
  2. Step 2: Convert to fraction form
    10,436.82/15,656.73 = 3,040.32/x
  3. Step 3: Cross multiply
    10,436.82x = 15,656.73 × 3,040.32
  4. Step 4: Simplify right side
    10,436.82x = 47,601,469.35
  5. Step 5: Solve for x
    x = 47,601,469.35/10,436.82
  6. Step 6: Final answer
    x = 4,560.92

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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.