Home / 3,017.49-4,164.29-1,691.62

Finding the Fourth Proportional to 3,017.49, 4,164.29 and 1,691.62

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Solution

The fourth proportional to 3,017.49, 4,164.29 and 1,691.62 is: 2,334.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.49 : 4,164.29 = 1,691.62 : x
  2. Step 2: Convert to fraction form
    3,017.49/4,164.29 = 1,691.62/x
  3. Step 3: Cross multiply
    3,017.49x = 4,164.29 × 1,691.62
  4. Step 4: Simplify right side
    3,017.49x = 7,044,379.66
  5. Step 5: Solve for x
    x = 7,044,379.66/3,017.49
  6. Step 6: Final answer
    x = 2,334.52

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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.