Home / 3,800.18-5,244.27-2,228.30

Finding the Fourth Proportional to 3,800.18, 5,244.27 and 2,228.30

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Solution

The fourth proportional to 3,800.18, 5,244.27 and 2,228.30 is: 3,075.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.18 : 5,244.27 = 2,228.30 : x
  2. Step 2: Convert to fraction form
    3,800.18/5,244.27 = 2,228.30/x
  3. Step 3: Cross multiply
    3,800.18x = 5,244.27 × 2,228.30
  4. Step 4: Simplify right side
    3,800.18x = 11,685,806.84
  5. Step 5: Solve for x
    x = 11,685,806.84/3,800.18
  6. Step 6: Final answer
    x = 3,075.07

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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.