Home / 5,383.40-7,429.41-3,025.71

Finding the Fourth Proportional to 5,383.40, 7,429.41 and 3,025.71

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Solution

The fourth proportional to 5,383.40, 7,429.41 and 3,025.71 is: 4,175.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.40 : 7,429.41 = 3,025.71 : x
  2. Step 2: Convert to fraction form
    5,383.40/7,429.41 = 3,025.71/x
  3. Step 3: Cross multiply
    5,383.40x = 7,429.41 × 3,025.71
  4. Step 4: Simplify right side
    5,383.40x = 22,479,240.13
  5. Step 5: Solve for x
    x = 22,479,240.13/5,383.40
  6. Step 6: Final answer
    x = 4,175.66

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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.