Home / 7,651.60-11,478.27-3,269.50

Finding the Fourth Proportional to 7,651.60, 11,478.27 and 3,269.50

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Solution

The fourth proportional to 7,651.60, 11,478.27 and 3,269.50 is: 4,904.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,651.60 : 11,478.27 = 3,269.50 : x
  2. Step 2: Convert to fraction form
    7,651.60/11,478.27 = 3,269.50/x
  3. Step 3: Cross multiply
    7,651.60x = 11,478.27 × 3,269.50
  4. Step 4: Simplify right side
    7,651.60x = 37,528,203.77
  5. Step 5: Solve for x
    x = 37,528,203.77/7,651.60
  6. Step 6: Final answer
    x = 4,904.62

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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.