Home / 7,577.04-11,357.82-5,112.11

Finding the Fourth Proportional to 7,577.04, 11,357.82 and 5,112.11

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Solution

The fourth proportional to 7,577.04, 11,357.82 and 5,112.11 is: 7,662.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,577.04 : 11,357.82 = 5,112.11 : x
  2. Step 2: Convert to fraction form
    7,577.04/11,357.82 = 5,112.11/x
  3. Step 3: Cross multiply
    7,577.04x = 11,357.82 × 5,112.11
  4. Step 4: Simplify right side
    7,577.04x = 58,062,453.59
  5. Step 5: Solve for x
    x = 58,062,453.59/7,577.04
  6. Step 6: Final answer
    x = 7,662.94

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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.