Home / 3,354.20-4,625.50-3,089.32

Finding the Fourth Proportional to 3,354.20, 4,625.50 and 3,089.32

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Solution

The fourth proportional to 3,354.20, 4,625.50 and 3,089.32 is: 4,260.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.20 : 4,625.50 = 3,089.32 : x
  2. Step 2: Convert to fraction form
    3,354.20/4,625.50 = 3,089.32/x
  3. Step 3: Cross multiply
    3,354.20x = 4,625.50 × 3,089.32
  4. Step 4: Simplify right side
    3,354.20x = 14,289,649.66
  5. Step 5: Solve for x
    x = 14,289,649.66/3,354.20
  6. Step 6: Final answer
    x = 4,260.23

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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.