Home / 7,582.77-11,376.33-3,689.37

Finding the Fourth Proportional to 7,582.77, 11,376.33 and 3,689.37

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Solution

The fourth proportional to 7,582.77, 11,376.33 and 3,689.37 is: 5,535.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,582.77 : 11,376.33 = 3,689.37 : x
  2. Step 2: Convert to fraction form
    7,582.77/11,376.33 = 3,689.37/x
  3. Step 3: Cross multiply
    7,582.77x = 11,376.33 × 3,689.37
  4. Step 4: Simplify right side
    7,582.77x = 41,971,490.61
  5. Step 5: Solve for x
    x = 41,971,490.61/7,582.77
  6. Step 6: Final answer
    x = 5,535.11

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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.