Home / 3,529.77-5,291.88-2,228.50

Finding the Fourth Proportional to 3,529.77, 5,291.88 and 2,228.50

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Solution

The fourth proportional to 3,529.77, 5,291.88 and 2,228.50 is: 3,341.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.77 : 5,291.88 = 2,228.50 : x
  2. Step 2: Convert to fraction form
    3,529.77/5,291.88 = 2,228.50/x
  3. Step 3: Cross multiply
    3,529.77x = 5,291.88 × 2,228.50
  4. Step 4: Simplify right side
    3,529.77x = 11,792,954.58
  5. Step 5: Solve for x
    x = 11,792,954.58/3,529.77
  6. Step 6: Final answer
    x = 3,341.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.