Home / 3,608.06-4,979.16-2,014.70

Finding the Fourth Proportional to 3,608.06, 4,979.16 and 2,014.70

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Solution

The fourth proportional to 3,608.06, 4,979.16 and 2,014.70 is: 2,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.06 : 4,979.16 = 2,014.70 : x
  2. Step 2: Convert to fraction form
    3,608.06/4,979.16 = 2,014.70/x
  3. Step 3: Cross multiply
    3,608.06x = 4,979.16 × 2,014.70
  4. Step 4: Simplify right side
    3,608.06x = 10,031,488.76
  5. Step 5: Solve for x
    x = 10,031,488.76/3,608.06
  6. Step 6: Final answer
    x = 2,780.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.