Home / 4,153.50-6,229.20-1,231.14

Finding the Fourth Proportional to 4,153.50, 6,229.20 and 1,231.14

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Solution

The fourth proportional to 4,153.50, 6,229.20 and 1,231.14 is: 1,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.50 : 6,229.20 = 1,231.14 : x
  2. Step 2: Convert to fraction form
    4,153.50/6,229.20 = 1,231.14/x
  3. Step 3: Cross multiply
    4,153.50x = 6,229.20 × 1,231.14
  4. Step 4: Simplify right side
    4,153.50x = 7,669,017.29
  5. Step 5: Solve for x
    x = 7,669,017.29/4,153.50
  6. Step 6: Final answer
    x = 1,846.40

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Double scale
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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.