Home / 5,319.74-7,341.55-3,195.92

Finding the Fourth Proportional to 5,319.74, 7,341.55 and 3,195.92

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Solution

The fourth proportional to 5,319.74, 7,341.55 and 3,195.92 is: 4,410.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.74 : 7,341.55 = 3,195.92 : x
  2. Step 2: Convert to fraction form
    5,319.74/7,341.55 = 3,195.92/x
  3. Step 3: Cross multiply
    5,319.74x = 7,341.55 × 3,195.92
  4. Step 4: Simplify right side
    5,319.74x = 23,463,016.84
  5. Step 5: Solve for x
    x = 23,463,016.84/5,319.74
  6. Step 6: Final answer
    x = 4,410.55

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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.