Home / 4,101.12-6,149.52-1,792.08

Finding the Fourth Proportional to 4,101.12, 6,149.52 and 1,792.08

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Solution

The fourth proportional to 4,101.12, 6,149.52 and 1,792.08 is: 2,687.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.12 : 6,149.52 = 1,792.08 : x
  2. Step 2: Convert to fraction form
    4,101.12/6,149.52 = 1,792.08/x
  3. Step 3: Cross multiply
    4,101.12x = 6,149.52 × 1,792.08
  4. Step 4: Simplify right side
    4,101.12x = 11,020,431.80
  5. Step 5: Solve for x
    x = 11,020,431.80/4,101.12
  6. Step 6: Final answer
    x = 2,687.18

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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.