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Finding the Fourth Proportional to 5,003.71, 7,499.08 and 2,038.71

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Solution

The fourth proportional to 5,003.71, 7,499.08 and 2,038.71 is: 3,055.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.71 : 7,499.08 = 2,038.71 : x
  2. Step 2: Convert to fraction form
    5,003.71/7,499.08 = 2,038.71/x
  3. Step 3: Cross multiply
    5,003.71x = 7,499.08 × 2,038.71
  4. Step 4: Simplify right side
    5,003.71x = 15,288,449.39
  5. Step 5: Solve for x
    x = 15,288,449.39/5,003.71
  6. Step 6: Final answer
    x = 3,055.42

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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.