Home / 8,349.51-12,522.31-3,910.24

Finding the Fourth Proportional to 8,349.51, 12,522.31 and 3,910.24

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Solution

The fourth proportional to 8,349.51, 12,522.31 and 3,910.24 is: 5,864.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,349.51 : 12,522.31 = 3,910.24 : x
  2. Step 2: Convert to fraction form
    8,349.51/12,522.31 = 3,910.24/x
  3. Step 3: Cross multiply
    8,349.51x = 12,522.31 × 3,910.24
  4. Step 4: Simplify right side
    8,349.51x = 48,965,237.45
  5. Step 5: Solve for x
    x = 48,965,237.45/8,349.51
  6. Step 6: Final answer
    x = 5,864.44

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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.