Home / 4,120.12-6,174.78-3,570.04

Finding the Fourth Proportional to 4,120.12, 6,174.78 and 3,570.04

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Solution

The fourth proportional to 4,120.12, 6,174.78 and 3,570.04 is: 5,350.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.12 : 6,174.78 = 3,570.04 : x
  2. Step 2: Convert to fraction form
    4,120.12/6,174.78 = 3,570.04/x
  3. Step 3: Cross multiply
    4,120.12x = 6,174.78 × 3,570.04
  4. Step 4: Simplify right side
    4,120.12x = 22,044,211.59
  5. Step 5: Solve for x
    x = 22,044,211.59/4,120.12
  6. Step 6: Final answer
    x = 5,350.38

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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.