Home / 3,017.61-4,164.36-1,691.30

Finding the Fourth Proportional to 3,017.61, 4,164.36 and 1,691.30

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Solution

The fourth proportional to 3,017.61, 4,164.36 and 1,691.30 is: 2,334.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.61 : 4,164.36 = 1,691.30 : x
  2. Step 2: Convert to fraction form
    3,017.61/4,164.36 = 1,691.30/x
  3. Step 3: Cross multiply
    3,017.61x = 4,164.36 × 1,691.30
  4. Step 4: Simplify right side
    3,017.61x = 7,043,182.07
  5. Step 5: Solve for x
    x = 7,043,182.07/3,017.61
  6. Step 6: Final answer
    x = 2,334.03

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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.