Home / 7,605.16-11,408.46-2,411.80

Finding the Fourth Proportional to 7,605.16, 11,408.46 and 2,411.80

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Solution

The fourth proportional to 7,605.16, 11,408.46 and 2,411.80 is: 3,617.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.16 : 11,408.46 = 2,411.80 : x
  2. Step 2: Convert to fraction form
    7,605.16/11,408.46 = 2,411.80/x
  3. Step 3: Cross multiply
    7,605.16x = 11,408.46 × 2,411.80
  4. Step 4: Simplify right side
    7,605.16x = 27,514,923.83
  5. Step 5: Solve for x
    x = 27,514,923.83/7,605.16
  6. Step 6: Final answer
    x = 3,617.93

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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.