Home / 4,213.70-5,815.01-2,325.30

Finding the Fourth Proportional to 4,213.70, 5,815.01 and 2,325.30

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Solution

The fourth proportional to 4,213.70, 5,815.01 and 2,325.30 is: 3,208.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.70 : 5,815.01 = 2,325.30 : x
  2. Step 2: Convert to fraction form
    4,213.70/5,815.01 = 2,325.30/x
  3. Step 3: Cross multiply
    4,213.70x = 5,815.01 × 2,325.30
  4. Step 4: Simplify right side
    4,213.70x = 13,521,631.13
  5. Step 5: Solve for x
    x = 13,521,631.13/4,213.70
  6. Step 6: Final answer
    x = 3,208.97

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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.