Home / 7,717.13-11,574.49-2,451.45

Finding the Fourth Proportional to 7,717.13, 11,574.49 and 2,451.45

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Solution

The fourth proportional to 7,717.13, 11,574.49 and 2,451.45 is: 3,676.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.13 : 11,574.49 = 2,451.45 : x
  2. Step 2: Convert to fraction form
    7,717.13/11,574.49 = 2,451.45/x
  3. Step 3: Cross multiply
    7,717.13x = 11,574.49 × 2,451.45
  4. Step 4: Simplify right side
    7,717.13x = 28,374,285.73
  5. Step 5: Solve for x
    x = 28,374,285.73/7,717.13
  6. Step 6: Final answer
    x = 3,676.79

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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.