Home / 8,276.48-12,411.68-3,344.80

Finding the Fourth Proportional to 8,276.48, 12,411.68 and 3,344.80

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Solution

The fourth proportional to 8,276.48, 12,411.68 and 3,344.80 is: 5,015.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.48 : 12,411.68 = 3,344.80 : x
  2. Step 2: Convert to fraction form
    8,276.48/12,411.68 = 3,344.80/x
  3. Step 3: Cross multiply
    8,276.48x = 12,411.68 × 3,344.80
  4. Step 4: Simplify right side
    8,276.48x = 41,514,587.26
  5. Step 5: Solve for x
    x = 41,514,587.26/8,276.48
  6. Step 6: Final answer
    x = 5,015.97

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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.