Home / 5,529.45-7,630.27-3,291.49

Finding the Fourth Proportional to 5,529.45, 7,630.27 and 3,291.49

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Solution

The fourth proportional to 5,529.45, 7,630.27 and 3,291.49 is: 4,542.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.45 : 7,630.27 = 3,291.49 : x
  2. Step 2: Convert to fraction form
    5,529.45/7,630.27 = 3,291.49/x
  3. Step 3: Cross multiply
    5,529.45x = 7,630.27 × 3,291.49
  4. Step 4: Simplify right side
    5,529.45x = 25,114,957.40
  5. Step 5: Solve for x
    x = 25,114,957.40/5,529.45
  6. Step 6: Final answer
    x = 4,542.04

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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.