Home / 7,936.08-10,951.88-4,399.40

Finding the Fourth Proportional to 7,936.08, 10,951.88 and 4,399.40

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Solution

The fourth proportional to 7,936.08, 10,951.88 and 4,399.40 is: 6,071.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.08 : 10,951.88 = 4,399.40 : x
  2. Step 2: Convert to fraction form
    7,936.08/10,951.88 = 4,399.40/x
  3. Step 3: Cross multiply
    7,936.08x = 10,951.88 × 4,399.40
  4. Step 4: Simplify right side
    7,936.08x = 48,181,700.87
  5. Step 5: Solve for x
    x = 48,181,700.87/7,936.08
  6. Step 6: Final answer
    x = 6,071.22

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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.