Home / 4,901.97-7,347.92-1,939.23

Finding the Fourth Proportional to 4,901.97, 7,347.92 and 1,939.23

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Solution

The fourth proportional to 4,901.97, 7,347.92 and 1,939.23 is: 2,906.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.97 : 7,347.92 = 1,939.23 : x
  2. Step 2: Convert to fraction form
    4,901.97/7,347.92 = 1,939.23/x
  3. Step 3: Cross multiply
    4,901.97x = 7,347.92 × 1,939.23
  4. Step 4: Simplify right side
    4,901.97x = 14,249,311.75
  5. Step 5: Solve for x
    x = 14,249,311.75/4,901.97
  6. Step 6: Final answer
    x = 2,906.85

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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.