Home / 6,979.86-10,469.79-2,362.50

Finding the Fourth Proportional to 6,979.86, 10,469.79 and 2,362.50

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Solution

The fourth proportional to 6,979.86, 10,469.79 and 2,362.50 is: 3,543.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.86 : 10,469.79 = 2,362.50 : x
  2. Step 2: Convert to fraction form
    6,979.86/10,469.79 = 2,362.50/x
  3. Step 3: Cross multiply
    6,979.86x = 10,469.79 × 2,362.50
  4. Step 4: Simplify right side
    6,979.86x = 24,734,878.88
  5. Step 5: Solve for x
    x = 24,734,878.88/6,979.86
  6. Step 6: Final answer
    x = 3,543.75

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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.