Home / 4,808.77-7,218.61-3,228.66

Finding the Fourth Proportional to 4,808.77, 7,218.61 and 3,228.66

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Solution

The fourth proportional to 4,808.77, 7,218.61 and 3,228.66 is: 4,846.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.77 : 7,218.61 = 3,228.66 : x
  2. Step 2: Convert to fraction form
    4,808.77/7,218.61 = 3,228.66/x
  3. Step 3: Cross multiply
    4,808.77x = 7,218.61 × 3,228.66
  4. Step 4: Simplify right side
    4,808.77x = 23,306,429.29
  5. Step 5: Solve for x
    x = 23,306,429.29/4,808.77
  6. Step 6: Final answer
    x = 4,846.65

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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.