Home / 10,282.93-15,422.77-3,705.73

Finding the Fourth Proportional to 10,282.93, 15,422.77 and 3,705.73

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Solution

The fourth proportional to 10,282.93, 15,422.77 and 3,705.73 is: 5,558.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,282.93 : 15,422.77 = 3,705.73 : x
  2. Step 2: Convert to fraction form
    10,282.93/15,422.77 = 3,705.73/x
  3. Step 3: Cross multiply
    10,282.93x = 15,422.77 × 3,705.73
  4. Step 4: Simplify right side
    10,282.93x = 57,152,621.47
  5. Step 5: Solve for x
    x = 57,152,621.47/10,282.93
  6. Step 6: Final answer
    x = 5,558.01

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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.