Home / 5,500.91-8,211.12-4,725.89

Finding the Fourth Proportional to 5,500.91, 8,211.12 and 4,725.89

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Solution

The fourth proportional to 5,500.91, 8,211.12 and 4,725.89 is: 7,054.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.91 : 8,211.12 = 4,725.89 : x
  2. Step 2: Convert to fraction form
    5,500.91/8,211.12 = 4,725.89/x
  3. Step 3: Cross multiply
    5,500.91x = 8,211.12 × 4,725.89
  4. Step 4: Simplify right side
    5,500.91x = 38,804,894.68
  5. Step 5: Solve for x
    x = 38,804,894.68/5,500.91
  6. Step 6: Final answer
    x = 7,054.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.