Home / 5,420.51-7,481.53-3,064.02

Finding the Fourth Proportional to 5,420.51, 7,481.53 and 3,064.02

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Solution

The fourth proportional to 5,420.51, 7,481.53 and 3,064.02 is: 4,229.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,420.51 : 7,481.53 = 3,064.02 : x
  2. Step 2: Convert to fraction form
    5,420.51/7,481.53 = 3,064.02/x
  3. Step 3: Cross multiply
    5,420.51x = 7,481.53 × 3,064.02
  4. Step 4: Simplify right side
    5,420.51x = 22,923,557.55
  5. Step 5: Solve for x
    x = 22,923,557.55/5,420.51
  6. Step 6: Final answer
    x = 4,229.04

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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.