Home / 7,361.11-11,040.60-2,430.95

Finding the Fourth Proportional to 7,361.11, 11,040.60 and 2,430.95

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Solution

The fourth proportional to 7,361.11, 11,040.60 and 2,430.95 is: 3,646.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,361.11 : 11,040.60 = 2,430.95 : x
  2. Step 2: Convert to fraction form
    7,361.11/11,040.60 = 2,430.95/x
  3. Step 3: Cross multiply
    7,361.11x = 11,040.60 × 2,430.95
  4. Step 4: Simplify right side
    7,361.11x = 26,839,100.48
  5. Step 5: Solve for x
    x = 26,839,100.48/7,361.11
  6. Step 6: Final answer
    x = 3,646.07

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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.