Home / 3,328.24-4,992.14-1,379.04

Finding the Fourth Proportional to 3,328.24, 4,992.14 and 1,379.04

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Solution

The fourth proportional to 3,328.24, 4,992.14 and 1,379.04 is: 2,068.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.24 : 4,992.14 = 1,379.04 : x
  2. Step 2: Convert to fraction form
    3,328.24/4,992.14 = 1,379.04/x
  3. Step 3: Cross multiply
    3,328.24x = 4,992.14 × 1,379.04
  4. Step 4: Simplify right side
    3,328.24x = 6,884,360.75
  5. Step 5: Solve for x
    x = 6,884,360.75/3,328.24
  6. Step 6: Final answer
    x = 2,068.47

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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.