Home / 5,370.66-7,412.44-3,133.84

Finding the Fourth Proportional to 5,370.66, 7,412.44 and 3,133.84

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Solution

The fourth proportional to 5,370.66, 7,412.44 and 3,133.84 is: 4,325.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.66 : 7,412.44 = 3,133.84 : x
  2. Step 2: Convert to fraction form
    5,370.66/7,412.44 = 3,133.84/x
  3. Step 3: Cross multiply
    5,370.66x = 7,412.44 × 3,133.84
  4. Step 4: Simplify right side
    5,370.66x = 23,229,400.97
  5. Step 5: Solve for x
    x = 23,229,400.97/5,370.66
  6. Step 6: Final answer
    x = 4,325.24

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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.