Home / 2,310.85-3,468.10-1,077.63

Finding the Fourth Proportional to 2,310.85, 3,468.10 and 1,077.63

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Solution

The fourth proportional to 2,310.85, 3,468.10 and 1,077.63 is: 1,617.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.85 : 3,468.10 = 1,077.63 : x
  2. Step 2: Convert to fraction form
    2,310.85/3,468.10 = 1,077.63/x
  3. Step 3: Cross multiply
    2,310.85x = 3,468.10 × 1,077.63
  4. Step 4: Simplify right side
    2,310.85x = 3,737,311.26
  5. Step 5: Solve for x
    x = 3,737,311.26/2,310.85
  6. Step 6: Final answer
    x = 1,617.29

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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.