Home / 6,712.05-9,262.20-3,727.89

Finding the Fourth Proportional to 6,712.05, 9,262.20 and 3,727.89

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Solution

The fourth proportional to 6,712.05, 9,262.20 and 3,727.89 is: 5,144.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.05 : 9,262.20 = 3,727.89 : x
  2. Step 2: Convert to fraction form
    6,712.05/9,262.20 = 3,727.89/x
  3. Step 3: Cross multiply
    6,712.05x = 9,262.20 × 3,727.89
  4. Step 4: Simplify right side
    6,712.05x = 34,528,455.77
  5. Step 5: Solve for x
    x = 34,528,455.77/6,712.05
  6. Step 6: Final answer
    x = 5,144.25

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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.