Home / 9,093.38-13,639.73-2,856.15

Finding the Fourth Proportional to 9,093.38, 13,639.73 and 2,856.15

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Solution

The fourth proportional to 9,093.38, 13,639.73 and 2,856.15 is: 4,284.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,093.38 : 13,639.73 = 2,856.15 : x
  2. Step 2: Convert to fraction form
    9,093.38/13,639.73 = 2,856.15/x
  3. Step 3: Cross multiply
    9,093.38x = 13,639.73 × 2,856.15
  4. Step 4: Simplify right side
    9,093.38x = 38,957,100.56
  5. Step 5: Solve for x
    x = 38,957,100.56/9,093.38
  6. Step 6: Final answer
    x = 4,284.12

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1.5x scale

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.