Home / 7,346.76-10,138.05-4,202.97

Finding the Fourth Proportional to 7,346.76, 10,138.05 and 4,202.97

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Solution

The fourth proportional to 7,346.76, 10,138.05 and 4,202.97 is: 5,799.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.76 : 10,138.05 = 4,202.97 : x
  2. Step 2: Convert to fraction form
    7,346.76/10,138.05 = 4,202.97/x
  3. Step 3: Cross multiply
    7,346.76x = 10,138.05 × 4,202.97
  4. Step 4: Simplify right side
    7,346.76x = 42,609,920.01
  5. Step 5: Solve for x
    x = 42,609,920.01/7,346.76
  6. Step 6: Final answer
    x = 5,799.82

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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.