Home / 5,003.24-7,500.78-2,083.64

Finding the Fourth Proportional to 5,003.24, 7,500.78 and 2,083.64

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Solution

The fourth proportional to 5,003.24, 7,500.78 and 2,083.64 is: 3,123.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.24 : 7,500.78 = 2,083.64 : x
  2. Step 2: Convert to fraction form
    5,003.24/7,500.78 = 2,083.64/x
  3. Step 3: Cross multiply
    5,003.24x = 7,500.78 × 2,083.64
  4. Step 4: Simplify right side
    5,003.24x = 15,628,925.24
  5. Step 5: Solve for x
    x = 15,628,925.24/5,003.24
  6. Step 6: Final answer
    x = 3,123.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.