Home / 4,123.08-6,187.10-2,176.68

Finding the Fourth Proportional to 4,123.08, 6,187.10 and 2,176.68

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Solution

The fourth proportional to 4,123.08, 6,187.10 and 2,176.68 is: 3,266.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.08 : 6,187.10 = 2,176.68 : x
  2. Step 2: Convert to fraction form
    4,123.08/6,187.10 = 2,176.68/x
  3. Step 3: Cross multiply
    4,123.08x = 6,187.10 × 2,176.68
  4. Step 4: Simplify right side
    4,123.08x = 13,467,336.83
  5. Step 5: Solve for x
    x = 13,467,336.83/4,123.08
  6. Step 6: Final answer
    x = 3,266.33

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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.