Home / 5,383.50-7,429.53-3,025.79

Finding the Fourth Proportional to 5,383.50, 7,429.53 and 3,025.79

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Solution

The fourth proportional to 5,383.50, 7,429.53 and 3,025.79 is: 4,175.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.50 : 7,429.53 = 3,025.79 : x
  2. Step 2: Convert to fraction form
    5,383.50/7,429.53 = 3,025.79/x
  3. Step 3: Cross multiply
    5,383.50x = 7,429.53 × 3,025.79
  4. Step 4: Simplify right side
    5,383.50x = 22,480,160.43
  5. Step 5: Solve for x
    x = 22,480,160.43/5,383.50
  6. Step 6: Final answer
    x = 4,175.75

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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.