Home / 6,070.26-9,109.44-3,991.20

Finding the Fourth Proportional to 6,070.26, 9,109.44 and 3,991.20

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Solution

The fourth proportional to 6,070.26, 9,109.44 and 3,991.20 is: 5,989.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,070.26 : 9,109.44 = 3,991.20 : x
  2. Step 2: Convert to fraction form
    6,070.26/9,109.44 = 3,991.20/x
  3. Step 3: Cross multiply
    6,070.26x = 9,109.44 × 3,991.20
  4. Step 4: Simplify right side
    6,070.26x = 36,357,596.93
  5. Step 5: Solve for x
    x = 36,357,596.93/6,070.26
  6. Step 6: Final answer
    x = 5,989.46

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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.