Home / 3,817.80-5,267.03-2,224.19

Finding the Fourth Proportional to 3,817.80, 5,267.03 and 2,224.19

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Solution

The fourth proportional to 3,817.80, 5,267.03 and 2,224.19 is: 3,068.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817.80 : 5,267.03 = 2,224.19 : x
  2. Step 2: Convert to fraction form
    3,817.80/5,267.03 = 2,224.19/x
  3. Step 3: Cross multiply
    3,817.80x = 5,267.03 × 2,224.19
  4. Step 4: Simplify right side
    3,817.80x = 11,714,877.50
  5. Step 5: Solve for x
    x = 11,714,877.50/3,817.80
  6. Step 6: Final answer
    x = 3,068.49

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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.