Home / 4,768.01-6,579.65-2,778.65

Finding the Fourth Proportional to 4,768.01, 6,579.65 and 2,778.65

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Solution

The fourth proportional to 4,768.01, 6,579.65 and 2,778.65 is: 3,834.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.01 : 6,579.65 = 2,778.65 : x
  2. Step 2: Convert to fraction form
    4,768.01/6,579.65 = 2,778.65/x
  3. Step 3: Cross multiply
    4,768.01x = 6,579.65 × 2,778.65
  4. Step 4: Simplify right side
    4,768.01x = 18,282,518.52
  5. Step 5: Solve for x
    x = 18,282,518.52/4,768.01
  6. Step 6: Final answer
    x = 3,834.42

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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.