Home / 7,396.40-11,097.60-3,237.20

Finding the Fourth Proportional to 7,396.40, 11,097.60 and 3,237.20

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Solution

The fourth proportional to 7,396.40, 11,097.60 and 3,237.20 is: 4,857.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,396.40 : 11,097.60 = 3,237.20 : x
  2. Step 2: Convert to fraction form
    7,396.40/11,097.60 = 3,237.20/x
  3. Step 3: Cross multiply
    7,396.40x = 11,097.60 × 3,237.20
  4. Step 4: Simplify right side
    7,396.40x = 35,925,150.72
  5. Step 5: Solve for x
    x = 35,925,150.72/7,396.40
  6. Step 6: Final answer
    x = 4,857.11

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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.