Home / 3,002.86-4,503.21-1,153.02

Finding the Fourth Proportional to 3,002.86, 4,503.21 and 1,153.02

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Solution

The fourth proportional to 3,002.86, 4,503.21 and 1,153.02 is: 1,729.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.86 : 4,503.21 = 1,153.02 : x
  2. Step 2: Convert to fraction form
    3,002.86/4,503.21 = 1,153.02/x
  3. Step 3: Cross multiply
    3,002.86x = 4,503.21 × 1,153.02
  4. Step 4: Simplify right side
    3,002.86x = 5,192,291.19
  5. Step 5: Solve for x
    x = 5,192,291.19/3,002.86
  6. Step 6: Final answer
    x = 1,729.12

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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.