Home / 3,017.93-4,164.21-1,691.69

Finding the Fourth Proportional to 3,017.93, 4,164.21 and 1,691.69

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Solution

The fourth proportional to 3,017.93, 4,164.21 and 1,691.69 is: 2,334.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.93 : 4,164.21 = 1,691.69 : x
  2. Step 2: Convert to fraction form
    3,017.93/4,164.21 = 1,691.69/x
  3. Step 3: Cross multiply
    3,017.93x = 4,164.21 × 1,691.69
  4. Step 4: Simplify right side
    3,017.93x = 7,044,531.59
  5. Step 5: Solve for x
    x = 7,044,531.59/3,017.93
  6. Step 6: Final answer
    x = 2,334.23

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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.