Home / 7,590.60-11,387.16-2,910.42

Finding the Fourth Proportional to 7,590.60, 11,387.16 and 2,910.42

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Solution

The fourth proportional to 7,590.60, 11,387.16 and 2,910.42 is: 4,366.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,590.60 : 11,387.16 = 2,910.42 : x
  2. Step 2: Convert to fraction form
    7,590.60/11,387.16 = 2,910.42/x
  3. Step 3: Cross multiply
    7,590.60x = 11,387.16 × 2,910.42
  4. Step 4: Simplify right side
    7,590.60x = 33,141,418.21
  5. Step 5: Solve for x
    x = 33,141,418.21/7,590.60
  6. Step 6: Final answer
    x = 4,366.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.