Home / 4,376.04-6,566.78-1,778.97

Finding the Fourth Proportional to 4,376.04, 6,566.78 and 1,778.97

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Solution

The fourth proportional to 4,376.04, 6,566.78 and 1,778.97 is: 2,669.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.04 : 6,566.78 = 1,778.97 : x
  2. Step 2: Convert to fraction form
    4,376.04/6,566.78 = 1,778.97/x
  3. Step 3: Cross multiply
    4,376.04x = 6,566.78 × 1,778.97
  4. Step 4: Simplify right side
    4,376.04x = 11,682,095.72
  5. Step 5: Solve for x
    x = 11,682,095.72/4,376.04
  6. Step 6: Final answer
    x = 2,669.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.