Home / 5,539.45-7,644.89-3,150.17

Finding the Fourth Proportional to 5,539.45, 7,644.89 and 3,150.17

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Solution

The fourth proportional to 5,539.45, 7,644.89 and 3,150.17 is: 4,347.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.45 : 7,644.89 = 3,150.17 : x
  2. Step 2: Convert to fraction form
    5,539.45/7,644.89 = 3,150.17/x
  3. Step 3: Cross multiply
    5,539.45x = 7,644.89 × 3,150.17
  4. Step 4: Simplify right side
    5,539.45x = 24,082,703.13
  5. Step 5: Solve for x
    x = 24,082,703.13/5,539.45
  6. Step 6: Final answer
    x = 4,347.49

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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.