Home / 3,320.06-4,979.75-1,471.23

Finding the Fourth Proportional to 3,320.06, 4,979.75 and 1,471.23

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Solution

The fourth proportional to 3,320.06, 4,979.75 and 1,471.23 is: 2,206.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.06 : 4,979.75 = 1,471.23 : x
  2. Step 2: Convert to fraction form
    3,320.06/4,979.75 = 1,471.23/x
  3. Step 3: Cross multiply
    3,320.06x = 4,979.75 × 1,471.23
  4. Step 4: Simplify right side
    3,320.06x = 7,326,350.24
  5. Step 5: Solve for x
    x = 7,326,350.24/3,320.06
  6. Step 6: Final answer
    x = 2,206.70

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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.