Home / 4,895.91-6,756.39-2,657.79

Finding the Fourth Proportional to 4,895.91, 6,756.39 and 2,657.79

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Solution

The fourth proportional to 4,895.91, 6,756.39 and 2,657.79 is: 3,667.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,895.91 : 6,756.39 = 2,657.79 : x
  2. Step 2: Convert to fraction form
    4,895.91/6,756.39 = 2,657.79/x
  3. Step 3: Cross multiply
    4,895.91x = 6,756.39 × 2,657.79
  4. Step 4: Simplify right side
    4,895.91x = 17,957,065.78
  5. Step 5: Solve for x
    x = 17,957,065.78/4,895.91
  6. Step 6: Final answer
    x = 3,667.77

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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.