Home / 3,598.05-5,397.89-2,661.69

Finding the Fourth Proportional to 3,598.05, 5,397.89 and 2,661.69

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Solution

The fourth proportional to 3,598.05, 5,397.89 and 2,661.69 is: 3,993.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598.05 : 5,397.89 = 2,661.69 : x
  2. Step 2: Convert to fraction form
    3,598.05/5,397.89 = 2,661.69/x
  3. Step 3: Cross multiply
    3,598.05x = 5,397.89 × 2,661.69
  4. Step 4: Simplify right side
    3,598.05x = 14,367,496.53
  5. Step 5: Solve for x
    x = 14,367,496.53/3,598.05
  6. Step 6: Final answer
    x = 3,993.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.