Home / 6,979.59-10,455.44-4,204.80

Finding the Fourth Proportional to 6,979.59, 10,455.44 and 4,204.80

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Solution

The fourth proportional to 6,979.59, 10,455.44 and 4,204.80 is: 6,298.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.59 : 10,455.44 = 4,204.80 : x
  2. Step 2: Convert to fraction form
    6,979.59/10,455.44 = 4,204.80/x
  3. Step 3: Cross multiply
    6,979.59x = 10,455.44 × 4,204.80
  4. Step 4: Simplify right side
    6,979.59x = 43,963,013.09
  5. Step 5: Solve for x
    x = 43,963,013.09/6,979.59
  6. Step 6: Final answer
    x = 6,298.80

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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.