Home / 4,997.09-6,895.89-2,758.91

Finding the Fourth Proportional to 4,997.09, 6,895.89 and 2,758.91

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Solution

The fourth proportional to 4,997.09, 6,895.89 and 2,758.91 is: 3,807.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.09 : 6,895.89 = 2,758.91 : x
  2. Step 2: Convert to fraction form
    4,997.09/6,895.89 = 2,758.91/x
  3. Step 3: Cross multiply
    4,997.09x = 6,895.89 × 2,758.91
  4. Step 4: Simplify right side
    4,997.09x = 19,025,105.40
  5. Step 5: Solve for x
    x = 19,025,105.40/4,997.09
  6. Step 6: Final answer
    x = 3,807.23

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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.