Home / 8,513.48-12,775.22-3,833.70

Finding the Fourth Proportional to 8,513.48, 12,775.22 and 3,833.70

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Solution

The fourth proportional to 8,513.48, 12,775.22 and 3,833.70 is: 5,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,513.48 : 12,775.22 = 3,833.70 : x
  2. Step 2: Convert to fraction form
    8,513.48/12,775.22 = 3,833.70/x
  3. Step 3: Cross multiply
    8,513.48x = 12,775.22 × 3,833.70
  4. Step 4: Simplify right side
    8,513.48x = 48,976,360.91
  5. Step 5: Solve for x
    x = 48,976,360.91/8,513.48
  6. Step 6: Final answer
    x = 5,752.80

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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.