Home / 9,431.97-14,146.38-2,856.59

Finding the Fourth Proportional to 9,431.97, 14,146.38 and 2,856.59

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Solution

The fourth proportional to 9,431.97, 14,146.38 and 2,856.59 is: 4,284.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431.97 : 14,146.38 = 2,856.59 : x
  2. Step 2: Convert to fraction form
    9,431.97/14,146.38 = 2,856.59/x
  3. Step 3: Cross multiply
    9,431.97x = 14,146.38 × 2,856.59
  4. Step 4: Simplify right side
    9,431.97x = 40,410,421.84
  5. Step 5: Solve for x
    x = 40,410,421.84/9,431.97
  6. Step 6: Final answer
    x = 4,284.41

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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.