Home / 5,383.68-7,429.79-3,025.98

Finding the Fourth Proportional to 5,383.68, 7,429.79 and 3,025.98

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Solution

The fourth proportional to 5,383.68, 7,429.79 and 3,025.98 is: 4,176.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.68 : 7,429.79 = 3,025.98 : x
  2. Step 2: Convert to fraction form
    5,383.68/7,429.79 = 3,025.98/x
  3. Step 3: Cross multiply
    5,383.68x = 7,429.79 × 3,025.98
  4. Step 4: Simplify right side
    5,383.68x = 22,482,380.81
  5. Step 5: Solve for x
    x = 22,482,380.81/5,383.68
  6. Step 6: Final answer
    x = 4,176.02

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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.