Home / 5,500.11-7,590.29-3,110.16

Finding the Fourth Proportional to 5,500.11, 7,590.29 and 3,110.16

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Solution

The fourth proportional to 5,500.11, 7,590.29 and 3,110.16 is: 4,292.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.11 : 7,590.29 = 3,110.16 : x
  2. Step 2: Convert to fraction form
    5,500.11/7,590.29 = 3,110.16/x
  3. Step 3: Cross multiply
    5,500.11x = 7,590.29 × 3,110.16
  4. Step 4: Simplify right side
    5,500.11x = 23,607,016.35
  5. Step 5: Solve for x
    x = 23,607,016.35/5,500.11
  6. Step 6: Final answer
    x = 4,292.10

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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.