Home / 8,513.73-12,774.09-3,767.36

Finding the Fourth Proportional to 8,513.73, 12,774.09 and 3,767.36

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Solution

The fourth proportional to 8,513.73, 12,774.09 and 3,767.36 is: 5,652.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,513.73 : 12,774.09 = 3,767.36 : x
  2. Step 2: Convert to fraction form
    8,513.73/12,774.09 = 3,767.36/x
  3. Step 3: Cross multiply
    8,513.73x = 12,774.09 × 3,767.36
  4. Step 4: Simplify right side
    8,513.73x = 48,124,531.83
  5. Step 5: Solve for x
    x = 48,124,531.83/8,513.73
  6. Step 6: Final answer
    x = 5,652.58

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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.