Home / 7,458.40-11,187.60-2,264.28

Finding the Fourth Proportional to 7,458.40, 11,187.60 and 2,264.28

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Solution

The fourth proportional to 7,458.40, 11,187.60 and 2,264.28 is: 3,396.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458.40 : 11,187.60 = 2,264.28 : x
  2. Step 2: Convert to fraction form
    7,458.40/11,187.60 = 2,264.28/x
  3. Step 3: Cross multiply
    7,458.40x = 11,187.60 × 2,264.28
  4. Step 4: Simplify right side
    7,458.40x = 25,331,858.93
  5. Step 5: Solve for x
    x = 25,331,858.93/7,458.40
  6. Step 6: Final answer
    x = 3,396.42

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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.