Home / 8,193.79-12,291.51-3,262.28

Finding the Fourth Proportional to 8,193.79, 12,291.51 and 3,262.28

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Solution

The fourth proportional to 8,193.79, 12,291.51 and 3,262.28 is: 4,893.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193.79 : 12,291.51 = 3,262.28 : x
  2. Step 2: Convert to fraction form
    8,193.79/12,291.51 = 3,262.28/x
  3. Step 3: Cross multiply
    8,193.79x = 12,291.51 × 3,262.28
  4. Step 4: Simplify right side
    8,193.79x = 40,098,298.02
  5. Step 5: Solve for x
    x = 40,098,298.02/8,193.79
  6. Step 6: Final answer
    x = 4,893.74

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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.