Home / 7,590.07-11,378.16-2,657.02

Finding the Fourth Proportional to 7,590.07, 11,378.16 and 2,657.02

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Solution

The fourth proportional to 7,590.07, 11,378.16 and 2,657.02 is: 3,983.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,590.07 : 11,378.16 = 2,657.02 : x
  2. Step 2: Convert to fraction form
    7,590.07/11,378.16 = 2,657.02/x
  3. Step 3: Cross multiply
    7,590.07x = 11,378.16 × 2,657.02
  4. Step 4: Simplify right side
    7,590.07x = 30,231,998.68
  5. Step 5: Solve for x
    x = 30,231,998.68/7,590.07
  6. Step 6: Final answer
    x = 3,983.10

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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.