Home / 6,979.60-10,456.44-4,666.96

Finding the Fourth Proportional to 6,979.60, 10,456.44 and 4,666.96

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Solution

The fourth proportional to 6,979.60, 10,456.44 and 4,666.96 is: 6,991.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.60 : 10,456.44 = 4,666.96 : x
  2. Step 2: Convert to fraction form
    6,979.60/10,456.44 = 4,666.96/x
  3. Step 3: Cross multiply
    6,979.60x = 10,456.44 × 4,666.96
  4. Step 4: Simplify right side
    6,979.60x = 48,799,787.22
  5. Step 5: Solve for x
    x = 48,799,787.22/6,979.60
  6. Step 6: Final answer
    x = 6,991.77

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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.