Home / 3,519.10-4,847.90-2,959.58

Finding the Fourth Proportional to 3,519.10, 4,847.90 and 2,959.58

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Solution

The fourth proportional to 3,519.10, 4,847.90 and 2,959.58 is: 4,077.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.10 : 4,847.90 = 2,959.58 : x
  2. Step 2: Convert to fraction form
    3,519.10/4,847.90 = 2,959.58/x
  3. Step 3: Cross multiply
    3,519.10x = 4,847.90 × 2,959.58
  4. Step 4: Simplify right side
    3,519.10x = 14,347,747.88
  5. Step 5: Solve for x
    x = 14,347,747.88/3,519.10
  6. Step 6: Final answer
    x = 4,077.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.