Home / 3,153.21-4,730.38-1,073.10

Finding the Fourth Proportional to 3,153.21, 4,730.38 and 1,073.10

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Solution

The fourth proportional to 3,153.21, 4,730.38 and 1,073.10 is: 1,609.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.21 : 4,730.38 = 1,073.10 : x
  2. Step 2: Convert to fraction form
    3,153.21/4,730.38 = 1,073.10/x
  3. Step 3: Cross multiply
    3,153.21x = 4,730.38 × 1,073.10
  4. Step 4: Simplify right side
    3,153.21x = 5,076,191.87
  5. Step 5: Solve for x
    x = 5,076,191.87/3,153.21
  6. Step 6: Final answer
    x = 1,609.85

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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.