Home / 5,005.85-6,908.00-2,767.55

Finding the Fourth Proportional to 5,005.85, 6,908.00 and 2,767.55

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Solution

The fourth proportional to 5,005.85, 6,908.00 and 2,767.55 is: 3,819.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.85 : 6,908.00 = 2,767.55 : x
  2. Step 2: Convert to fraction form
    5,005.85/6,908.00 = 2,767.55/x
  3. Step 3: Cross multiply
    5,005.85x = 6,908.00 × 2,767.55
  4. Step 4: Simplify right side
    5,005.85x = 19,118,187.02
  5. Step 5: Solve for x
    x = 19,118,187.02/5,005.85
  6. Step 6: Final answer
    x = 3,819.17

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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.