Home / 8,277.96-12,417.12-3,083.88

Finding the Fourth Proportional to 8,277.96, 12,417.12 and 3,083.88

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Solution

The fourth proportional to 8,277.96, 12,417.12 and 3,083.88 is: 4,625.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.96 : 12,417.12 = 3,083.88 : x
  2. Step 2: Convert to fraction form
    8,277.96/12,417.12 = 3,083.88/x
  3. Step 3: Cross multiply
    8,277.96x = 12,417.12 × 3,083.88
  4. Step 4: Simplify right side
    8,277.96x = 38,292,908.03
  5. Step 5: Solve for x
    x = 38,292,908.03/8,277.96
  6. Step 6: Final answer
    x = 4,625.89

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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.