Home / 3,358.11-4,634.51-1,866.50

Finding the Fourth Proportional to 3,358.11, 4,634.51 and 1,866.50

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Solution

The fourth proportional to 3,358.11, 4,634.51 and 1,866.50 is: 2,575.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.11 : 4,634.51 = 1,866.50 : x
  2. Step 2: Convert to fraction form
    3,358.11/4,634.51 = 1,866.50/x
  3. Step 3: Cross multiply
    3,358.11x = 4,634.51 × 1,866.50
  4. Step 4: Simplify right side
    3,358.11x = 8,650,312.92
  5. Step 5: Solve for x
    x = 8,650,312.92/3,358.11
  6. Step 6: Final answer
    x = 2,575.95

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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.