Home / 10,067.87-13,895.44-7,528.37

Finding the Fourth Proportional to 10,067.87, 13,895.44 and 7,528.37

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Solution

The fourth proportional to 10,067.87, 13,895.44 and 7,528.37 is: 10,390.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,067.87 : 13,895.44 = 7,528.37 : x
  2. Step 2: Convert to fraction form
    10,067.87/13,895.44 = 7,528.37/x
  3. Step 3: Cross multiply
    10,067.87x = 13,895.44 × 7,528.37
  4. Step 4: Simplify right side
    10,067.87x = 104,610,013.63
  5. Step 5: Solve for x
    x = 104,610,013.63/10,067.87
  6. Step 6: Final answer
    x = 10,390.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.