Home / 3,130.41-4,695.63-2,542.62

Finding the Fourth Proportional to 3,130.41, 4,695.63 and 2,542.62

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Solution

The fourth proportional to 3,130.41, 4,695.63 and 2,542.62 is: 3,813.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130.41 : 4,695.63 = 2,542.62 : x
  2. Step 2: Convert to fraction form
    3,130.41/4,695.63 = 2,542.62/x
  3. Step 3: Cross multiply
    3,130.41x = 4,695.63 × 2,542.62
  4. Step 4: Simplify right side
    3,130.41x = 11,939,202.75
  5. Step 5: Solve for x
    x = 11,939,202.75/3,130.41
  6. Step 6: Final answer
    x = 3,813.94

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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.