Home / 3,062.08-4,590.42-1,328.68

Finding the Fourth Proportional to 3,062.08, 4,590.42 and 1,328.68

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Solution

The fourth proportional to 3,062.08, 4,590.42 and 1,328.68 is: 1,991.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.08 : 4,590.42 = 1,328.68 : x
  2. Step 2: Convert to fraction form
    3,062.08/4,590.42 = 1,328.68/x
  3. Step 3: Cross multiply
    3,062.08x = 4,590.42 × 1,328.68
  4. Step 4: Simplify right side
    3,062.08x = 6,099,199.25
  5. Step 5: Solve for x
    x = 6,099,199.25/3,062.08
  6. Step 6: Final answer
    x = 1,991.85

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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.