Home / 3,566.91-5,350.41-1,256.79

Finding the Fourth Proportional to 3,566.91, 5,350.41 and 1,256.79

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Solution

The fourth proportional to 3,566.91, 5,350.41 and 1,256.79 is: 1,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,566.91 : 5,350.41 = 1,256.79 : x
  2. Step 2: Convert to fraction form
    3,566.91/5,350.41 = 1,256.79/x
  3. Step 3: Cross multiply
    3,566.91x = 5,350.41 × 1,256.79
  4. Step 4: Simplify right side
    3,566.91x = 6,724,341.78
  5. Step 5: Solve for x
    x = 6,724,341.78/3,566.91
  6. Step 6: Final answer
    x = 1,885.20

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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.