Home / 6,113.06-9,153.17-3,185.21

Finding the Fourth Proportional to 6,113.06, 9,153.17 and 3,185.21

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Solution

The fourth proportional to 6,113.06, 9,153.17 and 3,185.21 is: 4,769.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113.06 : 9,153.17 = 3,185.21 : x
  2. Step 2: Convert to fraction form
    6,113.06/9,153.17 = 3,185.21/x
  3. Step 3: Cross multiply
    6,113.06x = 9,153.17 × 3,185.21
  4. Step 4: Simplify right side
    6,113.06x = 29,154,768.62
  5. Step 5: Solve for x
    x = 29,154,768.62/6,113.06
  6. Step 6: Final answer
    x = 4,769.26

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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.