Home / 5,585.90-7,706.34-3,227.58

Finding the Fourth Proportional to 5,585.90, 7,706.34 and 3,227.58

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Solution

The fourth proportional to 5,585.90, 7,706.34 and 3,227.58 is: 4,452.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.90 : 7,706.34 = 3,227.58 : x
  2. Step 2: Convert to fraction form
    5,585.90/7,706.34 = 3,227.58/x
  3. Step 3: Cross multiply
    5,585.90x = 7,706.34 × 3,227.58
  4. Step 4: Simplify right side
    5,585.90x = 24,872,828.86
  5. Step 5: Solve for x
    x = 24,872,828.86/5,585.90
  6. Step 6: Final answer
    x = 4,452.79

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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.