Home / 7,975.97-11,006.84-4,439.86

Finding the Fourth Proportional to 7,975.97, 11,006.84 and 4,439.86

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Solution

The fourth proportional to 7,975.97, 11,006.84 and 4,439.86 is: 6,127.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.97 : 11,006.84 = 4,439.86 : x
  2. Step 2: Convert to fraction form
    7,975.97/11,006.84 = 4,439.86/x
  3. Step 3: Cross multiply
    7,975.97x = 11,006.84 × 4,439.86
  4. Step 4: Simplify right side
    7,975.97x = 48,868,849.16
  5. Step 5: Solve for x
    x = 48,868,849.16/7,975.97
  6. Step 6: Final answer
    x = 6,127.01

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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.