Home / 3,017.39-4,164.00-1,691.09

Finding the Fourth Proportional to 3,017.39, 4,164.00 and 1,691.09

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Solution

The fourth proportional to 3,017.39, 4,164.00 and 1,691.09 is: 2,333.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.39 : 4,164.00 = 1,691.09 : x
  2. Step 2: Convert to fraction form
    3,017.39/4,164.00 = 1,691.09/x
  3. Step 3: Cross multiply
    3,017.39x = 4,164.00 × 1,691.09
  4. Step 4: Simplify right side
    3,017.39x = 7,041,706.74
  5. Step 5: Solve for x
    x = 7,041,706.74/3,017.39
  6. Step 6: Final answer
    x = 2,333.71

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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.