Home / 8,058.60-12,083.55-3,126.92

Finding the Fourth Proportional to 8,058.60, 12,083.55 and 3,126.92

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Solution

The fourth proportional to 8,058.60, 12,083.55 and 3,126.92 is: 4,688.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.60 : 12,083.55 = 3,126.92 : x
  2. Step 2: Convert to fraction form
    8,058.60/12,083.55 = 3,126.92/x
  3. Step 3: Cross multiply
    8,058.60x = 12,083.55 × 3,126.92
  4. Step 4: Simplify right side
    8,058.60x = 37,784,222.02
  5. Step 5: Solve for x
    x = 37,784,222.02/8,058.60
  6. Step 6: Final answer
    x = 4,688.68

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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.