Home / 10,856.47-16,284.66-3,065.26

Finding the Fourth Proportional to 10,856.47, 16,284.66 and 3,065.26

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Solution

The fourth proportional to 10,856.47, 16,284.66 and 3,065.26 is: 4,597.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856.47 : 16,284.66 = 3,065.26 : x
  2. Step 2: Convert to fraction form
    10,856.47/16,284.66 = 3,065.26/x
  3. Step 3: Cross multiply
    10,856.47x = 16,284.66 × 3,065.26
  4. Step 4: Simplify right side
    10,856.47x = 49,916,716.91
  5. Step 5: Solve for x
    x = 49,916,716.91/10,856.47
  6. Step 6: Final answer
    x = 4,597.88

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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.