Home / 5,876.34-8,109.42-3,223.68

Finding the Fourth Proportional to 5,876.34, 8,109.42 and 3,223.68

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Solution

The fourth proportional to 5,876.34, 8,109.42 and 3,223.68 is: 4,448.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.34 : 8,109.42 = 3,223.68 : x
  2. Step 2: Convert to fraction form
    5,876.34/8,109.42 = 3,223.68/x
  3. Step 3: Cross multiply
    5,876.34x = 8,109.42 × 3,223.68
  4. Step 4: Simplify right side
    5,876.34x = 26,142,175.07
  5. Step 5: Solve for x
    x = 26,142,175.07/5,876.34
  6. Step 6: Final answer
    x = 4,448.72

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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.