Home / 4,506.80-6,220.76-2,618.87

Finding the Fourth Proportional to 4,506.80, 6,220.76 and 2,618.87

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Solution

The fourth proportional to 4,506.80, 6,220.76 and 2,618.87 is: 3,614.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,506.80 : 6,220.76 = 2,618.87 : x
  2. Step 2: Convert to fraction form
    4,506.80/6,220.76 = 2,618.87/x
  3. Step 3: Cross multiply
    4,506.80x = 6,220.76 × 2,618.87
  4. Step 4: Simplify right side
    4,506.80x = 16,291,317.54
  5. Step 5: Solve for x
    x = 16,291,317.54/4,506.80
  6. Step 6: Final answer
    x = 3,614.83

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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.