Home / 4,028.80-5,559.65-2,236.17

Finding the Fourth Proportional to 4,028.80, 5,559.65 and 2,236.17

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Solution

The fourth proportional to 4,028.80, 5,559.65 and 2,236.17 is: 3,085.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.80 : 5,559.65 = 2,236.17 : x
  2. Step 2: Convert to fraction form
    4,028.80/5,559.65 = 2,236.17/x
  3. Step 3: Cross multiply
    4,028.80x = 5,559.65 × 2,236.17
  4. Step 4: Simplify right side
    4,028.80x = 12,432,328.91
  5. Step 5: Solve for x
    x = 12,432,328.91/4,028.80
  6. Step 6: Final answer
    x = 3,085.87

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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.