Home / 5,743.85-7,926.21-3,225.65

Finding the Fourth Proportional to 5,743.85, 7,926.21 and 3,225.65

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Solution

The fourth proportional to 5,743.85, 7,926.21 and 3,225.65 is: 4,451.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743.85 : 7,926.21 = 3,225.65 : x
  2. Step 2: Convert to fraction form
    5,743.85/7,926.21 = 3,225.65/x
  3. Step 3: Cross multiply
    5,743.85x = 7,926.21 × 3,225.65
  4. Step 4: Simplify right side
    5,743.85x = 25,567,139.66
  5. Step 5: Solve for x
    x = 25,567,139.66/5,743.85
  6. Step 6: Final answer
    x = 4,451.22

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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.