Home / 7,727.10-11,602.80-4,446.60

Finding the Fourth Proportional to 7,727.10, 11,602.80 and 4,446.60

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Solution

The fourth proportional to 7,727.10, 11,602.80 and 4,446.60 is: 6,676.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.10 : 11,602.80 = 4,446.60 : x
  2. Step 2: Convert to fraction form
    7,727.10/11,602.80 = 4,446.60/x
  3. Step 3: Cross multiply
    7,727.10x = 11,602.80 × 4,446.60
  4. Step 4: Simplify right side
    7,727.10x = 51,593,010.48
  5. Step 5: Solve for x
    x = 51,593,010.48/7,727.10
  6. Step 6: Final answer
    x = 6,676.89

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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.