Home / 6,921.88-10,323.23-5,888.44

Finding the Fourth Proportional to 6,921.88, 10,323.23 and 5,888.44

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Solution

The fourth proportional to 6,921.88, 10,323.23 and 5,888.44 is: 8,781.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921.88 : 10,323.23 = 5,888.44 : x
  2. Step 2: Convert to fraction form
    6,921.88/10,323.23 = 5,888.44/x
  3. Step 3: Cross multiply
    6,921.88x = 10,323.23 × 5,888.44
  4. Step 4: Simplify right side
    6,921.88x = 60,787,720.46
  5. Step 5: Solve for x
    x = 60,787,720.46/6,921.88
  6. Step 6: Final answer
    x = 8,781.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.