Home / 3,062.94-4,226.80-1,665.70

Finding the Fourth Proportional to 3,062.94, 4,226.80 and 1,665.70

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Solution

The fourth proportional to 3,062.94, 4,226.80 and 1,665.70 is: 2,298.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.94 : 4,226.80 = 1,665.70 : x
  2. Step 2: Convert to fraction form
    3,062.94/4,226.80 = 1,665.70/x
  3. Step 3: Cross multiply
    3,062.94x = 4,226.80 × 1,665.70
  4. Step 4: Simplify right side
    3,062.94x = 7,040,580.76
  5. Step 5: Solve for x
    x = 7,040,580.76/3,062.94
  6. Step 6: Final answer
    x = 2,298.63

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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.