Home / 3,548.97-4,898.21-2,223.81

Finding the Fourth Proportional to 3,548.97, 4,898.21 and 2,223.81

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Solution

The fourth proportional to 3,548.97, 4,898.21 and 2,223.81 is: 3,069.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.97 : 4,898.21 = 2,223.81 : x
  2. Step 2: Convert to fraction form
    3,548.97/4,898.21 = 2,223.81/x
  3. Step 3: Cross multiply
    3,548.97x = 4,898.21 × 2,223.81
  4. Step 4: Simplify right side
    3,548.97x = 10,892,677.26
  5. Step 5: Solve for x
    x = 10,892,677.26/3,548.97
  6. Step 6: Final answer
    x = 3,069.25

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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.