Home / 9,158.76-13,738.14-3,314

Finding the Fourth Proportional to 9,158.76, 13,738.14 and 3,314

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Solution

The fourth proportional to 9,158.76, 13,738.14 and 3,314 is: 4,971

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,158.76 : 13,738.14 = 3,314 : x
  2. Step 2: Convert to fraction form
    9,158.76/13,738.14 = 3,314/x
  3. Step 3: Cross multiply
    9,158.76x = 13,738.14 × 3,314
  4. Step 4: Simplify right side
    9,158.76x = 45,528,195.96
  5. Step 5: Solve for x
    x = 45,528,195.96/9,158.76
  6. Step 6: Final answer
    x = 4,971

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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.