Home / 3,550.23-4,898.88-2,223.45

Finding the Fourth Proportional to 3,550.23, 4,898.88 and 2,223.45

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Solution

The fourth proportional to 3,550.23, 4,898.88 and 2,223.45 is: 3,068.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.23 : 4,898.88 = 2,223.45 : x
  2. Step 2: Convert to fraction form
    3,550.23/4,898.88 = 2,223.45/x
  3. Step 3: Cross multiply
    3,550.23x = 4,898.88 × 2,223.45
  4. Step 4: Simplify right side
    3,550.23x = 10,892,414.74
  5. Step 5: Solve for x
    x = 10,892,414.74/3,550.23
  6. Step 6: Final answer
    x = 3,068.09

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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.