Home / 2,997.04-4,137.83-1,935.28

Finding the Fourth Proportional to 2,997.04, 4,137.83 and 1,935.28

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Solution

The fourth proportional to 2,997.04, 4,137.83 and 1,935.28 is: 2,671.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.04 : 4,137.83 = 1,935.28 : x
  2. Step 2: Convert to fraction form
    2,997.04/4,137.83 = 1,935.28/x
  3. Step 3: Cross multiply
    2,997.04x = 4,137.83 × 1,935.28
  4. Step 4: Simplify right side
    2,997.04x = 8,007,838.95
  5. Step 5: Solve for x
    x = 8,007,838.95/2,997.04
  6. Step 6: Final answer
    x = 2,671.92

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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.