Home / 7,341.73-10,131.29-3,984.42

Finding the Fourth Proportional to 7,341.73, 10,131.29 and 3,984.42

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Solution

The fourth proportional to 7,341.73, 10,131.29 and 3,984.42 is: 5,498.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.73 : 10,131.29 = 3,984.42 : x
  2. Step 2: Convert to fraction form
    7,341.73/10,131.29 = 3,984.42/x
  3. Step 3: Cross multiply
    7,341.73x = 10,131.29 × 3,984.42
  4. Step 4: Simplify right side
    7,341.73x = 40,367,294.58
  5. Step 5: Solve for x
    x = 40,367,294.58/7,341.73
  6. Step 6: Final answer
    x = 5,498.34

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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.