Home / 4,996.86-6,895.68-2,758.80

Finding the Fourth Proportional to 4,996.86, 6,895.68 and 2,758.80

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Solution

The fourth proportional to 4,996.86, 6,895.68 and 2,758.80 is: 3,807.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,996.86 : 6,895.68 = 2,758.80 : x
  2. Step 2: Convert to fraction form
    4,996.86/6,895.68 = 2,758.80/x
  3. Step 3: Cross multiply
    4,996.86x = 6,895.68 × 2,758.80
  4. Step 4: Simplify right side
    4,996.86x = 19,023,801.98
  5. Step 5: Solve for x
    x = 19,023,801.98/4,996.86
  6. Step 6: Final answer
    x = 3,807.15

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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.