Home / 3,151.08-4,348.44-1,824.69

Finding the Fourth Proportional to 3,151.08, 4,348.44 and 1,824.69

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Solution

The fourth proportional to 3,151.08, 4,348.44 and 1,824.69 is: 2,518.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151.08 : 4,348.44 = 1,824.69 : x
  2. Step 2: Convert to fraction form
    3,151.08/4,348.44 = 1,824.69/x
  3. Step 3: Cross multiply
    3,151.08x = 4,348.44 × 1,824.69
  4. Step 4: Simplify right side
    3,151.08x = 7,934,554.98
  5. Step 5: Solve for x
    x = 7,934,554.98/3,151.08
  6. Step 6: Final answer
    x = 2,518.04

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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.