Home / 10,240.65-15,362.06-2,845.13

Finding the Fourth Proportional to 10,240.65, 15,362.06 and 2,845.13

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Solution

The fourth proportional to 10,240.65, 15,362.06 and 2,845.13 is: 4,267.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240.65 : 15,362.06 = 2,845.13 : x
  2. Step 2: Convert to fraction form
    10,240.65/15,362.06 = 2,845.13/x
  3. Step 3: Cross multiply
    10,240.65x = 15,362.06 × 2,845.13
  4. Step 4: Simplify right side
    10,240.65x = 43,706,966.73
  5. Step 5: Solve for x
    x = 43,706,966.73/10,240.65
  6. Step 6: Final answer
    x = 4,267.99

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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.