Home / 10,306.23-15,460.47-3,284.61

Finding the Fourth Proportional to 10,306.23, 15,460.47 and 3,284.61

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Solution

The fourth proportional to 10,306.23, 15,460.47 and 3,284.61 is: 4,927.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.23 : 15,460.47 = 3,284.61 : x
  2. Step 2: Convert to fraction form
    10,306.23/15,460.47 = 3,284.61/x
  3. Step 3: Cross multiply
    10,306.23x = 15,460.47 × 3,284.61
  4. Step 4: Simplify right side
    10,306.23x = 50,781,614.37
  5. Step 5: Solve for x
    x = 50,781,614.37/10,306.23
  6. Step 6: Final answer
    x = 4,927.27

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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.