Home / 4,371.68-6,557.75-1,906.67

Finding the Fourth Proportional to 4,371.68, 6,557.75 and 1,906.67

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Solution

The fourth proportional to 4,371.68, 6,557.75 and 1,906.67 is: 2,860.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371.68 : 6,557.75 = 1,906.67 : x
  2. Step 2: Convert to fraction form
    4,371.68/6,557.75 = 1,906.67/x
  3. Step 3: Cross multiply
    4,371.68x = 6,557.75 × 1,906.67
  4. Step 4: Simplify right side
    4,371.68x = 12,503,465.19
  5. Step 5: Solve for x
    x = 12,503,465.19/4,371.68
  6. Step 6: Final answer
    x = 2,860.11

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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.