Home / 9,405.53-14,106.85-2,480.57

Finding the Fourth Proportional to 9,405.53, 14,106.85 and 2,480.57

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Solution

The fourth proportional to 9,405.53, 14,106.85 and 2,480.57 is: 3,720.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405.53 : 14,106.85 = 2,480.57 : x
  2. Step 2: Convert to fraction form
    9,405.53/14,106.85 = 2,480.57/x
  3. Step 3: Cross multiply
    9,405.53x = 14,106.85 × 2,480.57
  4. Step 4: Simplify right side
    9,405.53x = 34,993,028.90
  5. Step 5: Solve for x
    x = 34,993,028.90/9,405.53
  6. Step 6: Final answer
    x = 3,720.47

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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.