Home / 7,727.11-10,660.39-5,041.49

Finding the Fourth Proportional to 7,727.11, 10,660.39 and 5,041.49

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Solution

The fourth proportional to 7,727.11, 10,660.39 and 5,041.49 is: 6,955.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.11 : 10,660.39 = 5,041.49 : x
  2. Step 2: Convert to fraction form
    7,727.11/10,660.39 = 5,041.49/x
  3. Step 3: Cross multiply
    7,727.11x = 10,660.39 × 5,041.49
  4. Step 4: Simplify right side
    7,727.11x = 53,744,196.28
  5. Step 5: Solve for x
    x = 53,744,196.28/7,727.11
  6. Step 6: Final answer
    x = 6,955.28

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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.