Home / 7,284.08-10,925.88-3,998.72

Finding the Fourth Proportional to 7,284.08, 10,925.88 and 3,998.72

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Solution

The fourth proportional to 7,284.08, 10,925.88 and 3,998.72 is: 5,997.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.08 : 10,925.88 = 3,998.72 : x
  2. Step 2: Convert to fraction form
    7,284.08/10,925.88 = 3,998.72/x
  3. Step 3: Cross multiply
    7,284.08x = 10,925.88 × 3,998.72
  4. Step 4: Simplify right side
    7,284.08x = 43,689,534.87
  5. Step 5: Solve for x
    x = 43,689,534.87/7,284.08
  6. Step 6: Final answer
    x = 5,997.95

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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.