Home / 5,539.24-7,644.81-3,150.09

Finding the Fourth Proportional to 5,539.24, 7,644.81 and 3,150.09

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Solution

The fourth proportional to 5,539.24, 7,644.81 and 3,150.09 is: 4,347.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.24 : 7,644.81 = 3,150.09 : x
  2. Step 2: Convert to fraction form
    5,539.24/7,644.81 = 3,150.09/x
  3. Step 3: Cross multiply
    5,539.24x = 7,644.81 × 3,150.09
  4. Step 4: Simplify right side
    5,539.24x = 24,081,824.77
  5. Step 5: Solve for x
    x = 24,081,824.77/5,539.24
  6. Step 6: Final answer
    x = 4,347.50

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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.