Home / 9,933.11-13,707.64-5,395.76

Finding the Fourth Proportional to 9,933.11, 13,707.64 and 5,395.76

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Solution

The fourth proportional to 9,933.11, 13,707.64 and 5,395.76 is: 7,446.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,933.11 : 13,707.64 = 5,395.76 : x
  2. Step 2: Convert to fraction form
    9,933.11/13,707.64 = 5,395.76/x
  3. Step 3: Cross multiply
    9,933.11x = 13,707.64 × 5,395.76
  4. Step 4: Simplify right side
    9,933.11x = 73,963,067.07
  5. Step 5: Solve for x
    x = 73,963,067.07/9,933.11
  6. Step 6: Final answer
    x = 7,446.11

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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.