Home / 4,767.71-6,579.36-2,778.35

Finding the Fourth Proportional to 4,767.71, 6,579.36 and 2,778.35

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Solution

The fourth proportional to 4,767.71, 6,579.36 and 2,778.35 is: 3,834.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.71 : 6,579.36 = 2,778.35 : x
  2. Step 2: Convert to fraction form
    4,767.71/6,579.36 = 2,778.35/x
  3. Step 3: Cross multiply
    4,767.71x = 6,579.36 × 2,778.35
  4. Step 4: Simplify right side
    4,767.71x = 18,279,731.96
  5. Step 5: Solve for x
    x = 18,279,731.96/4,767.71
  6. Step 6: Final answer
    x = 3,834.07

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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.