Home / 7,394.49-11,088.86-3,177.36

Finding the Fourth Proportional to 7,394.49, 11,088.86 and 3,177.36

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Solution

The fourth proportional to 7,394.49, 11,088.86 and 3,177.36 is: 4,764.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394.49 : 11,088.86 = 3,177.36 : x
  2. Step 2: Convert to fraction form
    7,394.49/11,088.86 = 3,177.36/x
  3. Step 3: Cross multiply
    7,394.49x = 11,088.86 × 3,177.36
  4. Step 4: Simplify right side
    7,394.49x = 35,233,284.32
  5. Step 5: Solve for x
    x = 35,233,284.32/7,394.49
  6. Step 6: Final answer
    x = 4,764.80

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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.