Home / 4,120.71-6,182.07-1,199.04

Finding the Fourth Proportional to 4,120.71, 6,182.07 and 1,199.04

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Solution

The fourth proportional to 4,120.71, 6,182.07 and 1,199.04 is: 1,798.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.71 : 6,182.07 = 1,199.04 : x
  2. Step 2: Convert to fraction form
    4,120.71/6,182.07 = 1,199.04/x
  3. Step 3: Cross multiply
    4,120.71x = 6,182.07 × 1,199.04
  4. Step 4: Simplify right side
    4,120.71x = 7,412,549.21
  5. Step 5: Solve for x
    x = 7,412,549.21/4,120.71
  6. Step 6: Final answer
    x = 1,798.85

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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.