Home / 8,992.28-13,479.18-3,444.12

Finding the Fourth Proportional to 8,992.28, 13,479.18 and 3,444.12

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Solution

The fourth proportional to 8,992.28, 13,479.18 and 3,444.12 is: 5,162.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,992.28 : 13,479.18 = 3,444.12 : x
  2. Step 2: Convert to fraction form
    8,992.28/13,479.18 = 3,444.12/x
  3. Step 3: Cross multiply
    8,992.28x = 13,479.18 × 3,444.12
  4. Step 4: Simplify right side
    8,992.28x = 46,423,913.42
  5. Step 5: Solve for x
    x = 46,423,913.42/8,992.28
  6. Step 6: Final answer
    x = 5,162.64

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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.