Home / 7,365.28-10,163.88-4,008.04

Finding the Fourth Proportional to 7,365.28, 10,163.88 and 4,008.04

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Solution

The fourth proportional to 7,365.28, 10,163.88 and 4,008.04 is: 5,530.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365.28 : 10,163.88 = 4,008.04 : x
  2. Step 2: Convert to fraction form
    7,365.28/10,163.88 = 4,008.04/x
  3. Step 3: Cross multiply
    7,365.28x = 10,163.88 × 4,008.04
  4. Step 4: Simplify right side
    7,365.28x = 40,737,237.60
  5. Step 5: Solve for x
    x = 40,737,237.60/7,365.28
  6. Step 6: Final answer
    x = 5,530.98

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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.