Home / 4,865.94-6,719.67-3,377.70

Finding the Fourth Proportional to 4,865.94, 6,719.67 and 3,377.70

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Solution

The fourth proportional to 4,865.94, 6,719.67 and 3,377.70 is: 4,664.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.94 : 6,719.67 = 3,377.70 : x
  2. Step 2: Convert to fraction form
    4,865.94/6,719.67 = 3,377.70/x
  3. Step 3: Cross multiply
    4,865.94x = 6,719.67 × 3,377.70
  4. Step 4: Simplify right side
    4,865.94x = 22,697,029.36
  5. Step 5: Solve for x
    x = 22,697,029.36/4,865.94
  6. Step 6: Final answer
    x = 4,664.47

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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.