Home / 4,003.05-6,002.55-1,370.15

Finding the Fourth Proportional to 4,003.05, 6,002.55 and 1,370.15

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Solution

The fourth proportional to 4,003.05, 6,002.55 and 1,370.15 is: 2,054.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.05 : 6,002.55 = 1,370.15 : x
  2. Step 2: Convert to fraction form
    4,003.05/6,002.55 = 1,370.15/x
  3. Step 3: Cross multiply
    4,003.05x = 6,002.55 × 1,370.15
  4. Step 4: Simplify right side
    4,003.05x = 8,224,363.87
  5. Step 5: Solve for x
    x = 8,224,363.87/4,003.05
  6. Step 6: Final answer
    x = 2,054.52

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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.