Home / 3,622.50-4,999.32-2,225.52

Finding the Fourth Proportional to 3,622.50, 4,999.32 and 2,225.52

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Solution

The fourth proportional to 3,622.50, 4,999.32 and 2,225.52 is: 3,071.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.50 : 4,999.32 = 2,225.52 : x
  2. Step 2: Convert to fraction form
    3,622.50/4,999.32 = 2,225.52/x
  3. Step 3: Cross multiply
    3,622.50x = 4,999.32 × 2,225.52
  4. Step 4: Simplify right side
    3,622.50x = 11,126,086.65
  5. Step 5: Solve for x
    x = 11,126,086.65/3,622.50
  6. Step 6: Final answer
    x = 3,071.38

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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.