Home / 5,103.87-7,657.71-3,475.77

Finding the Fourth Proportional to 5,103.87, 7,657.71 and 3,475.77

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Solution

The fourth proportional to 5,103.87, 7,657.71 and 3,475.77 is: 5,214.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103.87 : 7,657.71 = 3,475.77 : x
  2. Step 2: Convert to fraction form
    5,103.87/7,657.71 = 3,475.77/x
  3. Step 3: Cross multiply
    5,103.87x = 7,657.71 × 3,475.77
  4. Step 4: Simplify right side
    5,103.87x = 26,616,438.69
  5. Step 5: Solve for x
    x = 26,616,438.69/5,103.87
  6. Step 6: Final answer
    x = 5,214.95

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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.