Home / 4,767.18-6,579.36-2,778.36

Finding the Fourth Proportional to 4,767.18, 6,579.36 and 2,778.36

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Solution

The fourth proportional to 4,767.18, 6,579.36 and 2,778.36 is: 3,834.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.18 : 6,579.36 = 2,778.36 : x
  2. Step 2: Convert to fraction form
    4,767.18/6,579.36 = 2,778.36/x
  3. Step 3: Cross multiply
    4,767.18x = 6,579.36 × 2,778.36
  4. Step 4: Simplify right side
    4,767.18x = 18,279,830.65
  5. Step 5: Solve for x
    x = 18,279,830.65/4,767.18
  6. Step 6: Final answer
    x = 3,834.52

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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.