Home / 5,625.24-7,762.20-3,107.22

Finding the Fourth Proportional to 5,625.24, 7,762.20 and 3,107.22

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Solution

The fourth proportional to 5,625.24, 7,762.20 and 3,107.22 is: 4,287.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.24 : 7,762.20 = 3,107.22 : x
  2. Step 2: Convert to fraction form
    5,625.24/7,762.20 = 3,107.22/x
  3. Step 3: Cross multiply
    5,625.24x = 7,762.20 × 3,107.22
  4. Step 4: Simplify right side
    5,625.24x = 24,118,863.08
  5. Step 5: Solve for x
    x = 24,118,863.08/5,625.24
  6. Step 6: Final answer
    x = 4,287.61

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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.