Home / 8,154.68-11,253.48-4,797.62

Finding the Fourth Proportional to 8,154.68, 11,253.48 and 4,797.62

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Solution

The fourth proportional to 8,154.68, 11,253.48 and 4,797.62 is: 6,620.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154.68 : 11,253.48 = 4,797.62 : x
  2. Step 2: Convert to fraction form
    8,154.68/11,253.48 = 4,797.62/x
  3. Step 3: Cross multiply
    8,154.68x = 11,253.48 × 4,797.62
  4. Step 4: Simplify right side
    8,154.68x = 53,989,920.72
  5. Step 5: Solve for x
    x = 53,989,920.72/8,154.68
  6. Step 6: Final answer
    x = 6,620.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.