Home / 6,085.66-9,145.53-3,620.86

Finding the Fourth Proportional to 6,085.66, 9,145.53 and 3,620.86

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Solution

The fourth proportional to 6,085.66, 9,145.53 and 3,620.86 is: 5,441.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,085.66 : 9,145.53 = 3,620.86 : x
  2. Step 2: Convert to fraction form
    6,085.66/9,145.53 = 3,620.86/x
  3. Step 3: Cross multiply
    6,085.66x = 9,145.53 × 3,620.86
  4. Step 4: Simplify right side
    6,085.66x = 33,114,683.76
  5. Step 5: Solve for x
    x = 33,114,683.76/6,085.66
  6. Step 6: Final answer
    x = 5,441.43

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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.