Home / 6,886.08-10,338.30-3,601.80

Finding the Fourth Proportional to 6,886.08, 10,338.30 and 3,601.80

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Solution

The fourth proportional to 6,886.08, 10,338.30 and 3,601.80 is: 5,407.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886.08 : 10,338.30 = 3,601.80 : x
  2. Step 2: Convert to fraction form
    6,886.08/10,338.30 = 3,601.80/x
  3. Step 3: Cross multiply
    6,886.08x = 10,338.30 × 3,601.80
  4. Step 4: Simplify right side
    6,886.08x = 37,236,488.94
  5. Step 5: Solve for x
    x = 37,236,488.94/6,886.08
  6. Step 6: Final answer
    x = 5,407.50

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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.