Home / 8,880.74-13,309.58-3,609.62

Finding the Fourth Proportional to 8,880.74, 13,309.58 and 3,609.62

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Solution

The fourth proportional to 8,880.74, 13,309.58 and 3,609.62 is: 5,409.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880.74 : 13,309.58 = 3,609.62 : x
  2. Step 2: Convert to fraction form
    8,880.74/13,309.58 = 3,609.62/x
  3. Step 3: Cross multiply
    8,880.74x = 13,309.58 × 3,609.62
  4. Step 4: Simplify right side
    8,880.74x = 48,042,480.20
  5. Step 5: Solve for x
    x = 48,042,480.20/8,880.74
  6. Step 6: Final answer
    x = 5,409.74

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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.