Home / 4,992.05-6,881.49-4,106.31

Finding the Fourth Proportional to 4,992.05, 6,881.49 and 4,106.31

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Solution

The fourth proportional to 4,992.05, 6,881.49 and 4,106.31 is: 5,660.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.05 : 6,881.49 = 4,106.31 : x
  2. Step 2: Convert to fraction form
    4,992.05/6,881.49 = 4,106.31/x
  3. Step 3: Cross multiply
    4,992.05x = 6,881.49 × 4,106.31
  4. Step 4: Simplify right side
    4,992.05x = 28,257,531.20
  5. Step 5: Solve for x
    x = 28,257,531.20/4,992.05
  6. Step 6: Final answer
    x = 5,660.51

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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.