Home / 7,400.28-11,097.60-3,015.28

Finding the Fourth Proportional to 7,400.28, 11,097.60 and 3,015.28

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Solution

The fourth proportional to 7,400.28, 11,097.60 and 3,015.28 is: 4,521.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400.28 : 11,097.60 = 3,015.28 : x
  2. Step 2: Convert to fraction form
    7,400.28/11,097.60 = 3,015.28/x
  3. Step 3: Cross multiply
    7,400.28x = 11,097.60 × 3,015.28
  4. Step 4: Simplify right side
    7,400.28x = 33,462,371.33
  5. Step 5: Solve for x
    x = 33,462,371.33/7,400.28
  6. Step 6: Final answer
    x = 4,521.77

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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.