Home / 10,252.08-15,378.03-2,856.57

Finding the Fourth Proportional to 10,252.08, 15,378.03 and 2,856.57

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Solution

The fourth proportional to 10,252.08, 15,378.03 and 2,856.57 is: 4,284.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.08 : 15,378.03 = 2,856.57 : x
  2. Step 2: Convert to fraction form
    10,252.08/15,378.03 = 2,856.57/x
  3. Step 3: Cross multiply
    10,252.08x = 15,378.03 × 2,856.57
  4. Step 4: Simplify right side
    10,252.08x = 43,928,419.16
  5. Step 5: Solve for x
    x = 43,928,419.16/10,252.08
  6. Step 6: Final answer
    x = 4,284.83

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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.