Home / 6,886.39-10,331.68-2,935.59

Finding the Fourth Proportional to 6,886.39, 10,331.68 and 2,935.59

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Solution

The fourth proportional to 6,886.39, 10,331.68 and 2,935.59 is: 4,404.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886.39 : 10,331.68 = 2,935.59 : x
  2. Step 2: Convert to fraction form
    6,886.39/10,331.68 = 2,935.59/x
  3. Step 3: Cross multiply
    6,886.39x = 10,331.68 × 2,935.59
  4. Step 4: Simplify right side
    6,886.39x = 30,329,585.77
  5. Step 5: Solve for x
    x = 30,329,585.77/6,886.39
  6. Step 6: Final answer
    x = 4,404.28

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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.