Home / 7,226.04-9,979.02-6,171.96

Finding the Fourth Proportional to 7,226.04, 9,979.02 and 6,171.96

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Solution

The fourth proportional to 7,226.04, 9,979.02 and 6,171.96 is: 8,523.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.04 : 9,979.02 = 6,171.96 : x
  2. Step 2: Convert to fraction form
    7,226.04/9,979.02 = 6,171.96/x
  3. Step 3: Cross multiply
    7,226.04x = 9,979.02 × 6,171.96
  4. Step 4: Simplify right side
    7,226.04x = 61,590,112.28
  5. Step 5: Solve for x
    x = 61,590,112.28/7,226.04
  6. Step 6: Final answer
    x = 8,523.36

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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.