Home / 5,529.65-7,628.82-3,539.88

Finding the Fourth Proportional to 5,529.65, 7,628.82 and 3,539.88

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Solution

The fourth proportional to 5,529.65, 7,628.82 and 3,539.88 is: 4,883.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.65 : 7,628.82 = 3,539.88 : x
  2. Step 2: Convert to fraction form
    5,529.65/7,628.82 = 3,539.88/x
  3. Step 3: Cross multiply
    5,529.65x = 7,628.82 × 3,539.88
  4. Step 4: Simplify right side
    5,529.65x = 27,005,107.34
  5. Step 5: Solve for x
    x = 27,005,107.34/5,529.65
  6. Step 6: Final answer
    x = 4,883.70

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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.