Home / 10,260.09-15,387.39-2,864.07

Finding the Fourth Proportional to 10,260.09, 15,387.39 and 2,864.07

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Solution

The fourth proportional to 10,260.09, 15,387.39 and 2,864.07 is: 4,295.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,260.09 : 15,387.39 = 2,864.07 : x
  2. Step 2: Convert to fraction form
    10,260.09/15,387.39 = 2,864.07/x
  3. Step 3: Cross multiply
    10,260.09x = 15,387.39 × 2,864.07
  4. Step 4: Simplify right side
    10,260.09x = 44,070,562.08
  5. Step 5: Solve for x
    x = 44,070,562.08/10,260.09
  6. Step 6: Final answer
    x = 4,295.34

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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.