Home / 7,612.92-11,417.85-2,682.45

Finding the Fourth Proportional to 7,612.92, 11,417.85 and 2,682.45

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Solution

The fourth proportional to 7,612.92, 11,417.85 and 2,682.45 is: 4,023.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,612.92 : 11,417.85 = 2,682.45 : x
  2. Step 2: Convert to fraction form
    7,612.92/11,417.85 = 2,682.45/x
  3. Step 3: Cross multiply
    7,612.92x = 11,417.85 × 2,682.45
  4. Step 4: Simplify right side
    7,612.92x = 30,627,811.73
  5. Step 5: Solve for x
    x = 30,627,811.73/7,612.92
  6. Step 6: Final answer
    x = 4,023.14

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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.