Home / 2,371.40-3,552.23-1,906.66

Finding the Fourth Proportional to 2,371.40, 3,552.23 and 1,906.66

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Solution

The fourth proportional to 2,371.40, 3,552.23 and 1,906.66 is: 2,856.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.40 : 3,552.23 = 1,906.66 : x
  2. Step 2: Convert to fraction form
    2,371.40/3,552.23 = 1,906.66/x
  3. Step 3: Cross multiply
    2,371.40x = 3,552.23 × 1,906.66
  4. Step 4: Simplify right side
    2,371.40x = 6,772,890.74
  5. Step 5: Solve for x
    x = 6,772,890.74/2,371.40
  6. Step 6: Final answer
    x = 2,856.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.