Home / 6,070.12-8,375.22-3,711.40

Finding the Fourth Proportional to 6,070.12, 8,375.22 and 3,711.40

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Solution

The fourth proportional to 6,070.12, 8,375.22 and 3,711.40 is: 5,120.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,070.12 : 8,375.22 = 3,711.40 : x
  2. Step 2: Convert to fraction form
    6,070.12/8,375.22 = 3,711.40/x
  3. Step 3: Cross multiply
    6,070.12x = 8,375.22 × 3,711.40
  4. Step 4: Simplify right side
    6,070.12x = 31,083,791.51
  5. Step 5: Solve for x
    x = 31,083,791.51/6,070.12
  6. Step 6: Final answer
    x = 5,120.79

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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.