Home / 7,378.74-11,061.18-2,697.66

Finding the Fourth Proportional to 7,378.74, 11,061.18 and 2,697.66

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Solution

The fourth proportional to 7,378.74, 11,061.18 and 2,697.66 is: 4,043.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378.74 : 11,061.18 = 2,697.66 : x
  2. Step 2: Convert to fraction form
    7,378.74/11,061.18 = 2,697.66/x
  3. Step 3: Cross multiply
    7,378.74x = 11,061.18 × 2,697.66
  4. Step 4: Simplify right side
    7,378.74x = 29,839,302.84
  5. Step 5: Solve for x
    x = 29,839,302.84/7,378.74
  6. Step 6: Final answer
    x = 4,043.96

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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.