Home / 5,231.96-7,848.08-2,310.29

Finding the Fourth Proportional to 5,231.96, 7,848.08 and 2,310.29

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Solution

The fourth proportional to 5,231.96, 7,848.08 and 2,310.29 is: 3,465.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231.96 : 7,848.08 = 2,310.29 : x
  2. Step 2: Convert to fraction form
    5,231.96/7,848.08 = 2,310.29/x
  3. Step 3: Cross multiply
    5,231.96x = 7,848.08 × 2,310.29
  4. Step 4: Simplify right side
    5,231.96x = 18,131,329.19
  5. Step 5: Solve for x
    x = 18,131,329.19/5,231.96
  6. Step 6: Final answer
    x = 3,465.49

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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.