Home / 7,106.53-10,661.28-2,723.98

Finding the Fourth Proportional to 7,106.53, 10,661.28 and 2,723.98

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Solution

The fourth proportional to 7,106.53, 10,661.28 and 2,723.98 is: 4,086.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.53 : 10,661.28 = 2,723.98 : x
  2. Step 2: Convert to fraction form
    7,106.53/10,661.28 = 2,723.98/x
  3. Step 3: Cross multiply
    7,106.53x = 10,661.28 × 2,723.98
  4. Step 4: Simplify right side
    7,106.53x = 29,041,113.49
  5. Step 5: Solve for x
    x = 29,041,113.49/7,106.53
  6. Step 6: Final answer
    x = 4,086.54

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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.