Home / 10,240.93-15,359.63-2,845.43

Finding the Fourth Proportional to 10,240.93, 15,359.63 and 2,845.43

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Solution

The fourth proportional to 10,240.93, 15,359.63 and 2,845.43 is: 4,267.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240.93 : 15,359.63 = 2,845.43 : x
  2. Step 2: Convert to fraction form
    10,240.93/15,359.63 = 2,845.43/x
  3. Step 3: Cross multiply
    10,240.93x = 15,359.63 × 2,845.43
  4. Step 4: Simplify right side
    10,240.93x = 43,704,718.56
  5. Step 5: Solve for x
    x = 43,704,718.56/10,240.93
  6. Step 6: Final answer
    x = 4,267.65

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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.