Home / 3,016.70-4,162.92-1,672.35

Finding the Fourth Proportional to 3,016.70, 4,162.92 and 1,672.35

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Solution

The fourth proportional to 3,016.70, 4,162.92 and 1,672.35 is: 2,307.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.70 : 4,162.92 = 1,672.35 : x
  2. Step 2: Convert to fraction form
    3,016.70/4,162.92 = 1,672.35/x
  3. Step 3: Cross multiply
    3,016.70x = 4,162.92 × 1,672.35
  4. Step 4: Simplify right side
    3,016.70x = 6,961,859.26
  5. Step 5: Solve for x
    x = 6,961,859.26/3,016.70
  6. Step 6: Final answer
    x = 2,307.78

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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.