Home / 9,179.53-13,750.82-4,242.37

Finding the Fourth Proportional to 9,179.53, 13,750.82 and 4,242.37

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Solution

The fourth proportional to 9,179.53, 13,750.82 and 4,242.37 is: 6,355.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179.53 : 13,750.82 = 4,242.37 : x
  2. Step 2: Convert to fraction form
    9,179.53/13,750.82 = 4,242.37/x
  3. Step 3: Cross multiply
    9,179.53x = 13,750.82 × 4,242.37
  4. Step 4: Simplify right side
    9,179.53x = 58,336,045.03
  5. Step 5: Solve for x
    x = 58,336,045.03/9,179.53
  6. Step 6: Final answer
    x = 6,355.01

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1.5x scale

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.