Home / 8,269.26-12,403.71-2,113.26

Finding the Fourth Proportional to 8,269.26, 12,403.71 and 2,113.26

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Solution

The fourth proportional to 8,269.26, 12,403.71 and 2,113.26 is: 3,169.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269.26 : 12,403.71 = 2,113.26 : x
  2. Step 2: Convert to fraction form
    8,269.26/12,403.71 = 2,113.26/x
  3. Step 3: Cross multiply
    8,269.26x = 12,403.71 × 2,113.26
  4. Step 4: Simplify right side
    8,269.26x = 26,212,264.19
  5. Step 5: Solve for x
    x = 26,212,264.19/8,269.26
  6. Step 6: Final answer
    x = 3,169.84

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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.