Home / 9,170.16-13,756.05-3,325.34

Finding the Fourth Proportional to 9,170.16, 13,756.05 and 3,325.34

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Solution

The fourth proportional to 9,170.16, 13,756.05 and 3,325.34 is: 4,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170.16 : 13,756.05 = 3,325.34 : x
  2. Step 2: Convert to fraction form
    9,170.16/13,756.05 = 3,325.34/x
  3. Step 3: Cross multiply
    9,170.16x = 13,756.05 × 3,325.34
  4. Step 4: Simplify right side
    9,170.16x = 45,743,474.53
  5. Step 5: Solve for x
    x = 45,743,474.53/9,170.16
  6. Step 6: Final answer
    x = 4,988.30

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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.