Home / 3,101.42-4,650.68-1,803.26

Finding the Fourth Proportional to 3,101.42, 4,650.68 and 1,803.26

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Solution

The fourth proportional to 3,101.42, 4,650.68 and 1,803.26 is: 2,704.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.42 : 4,650.68 = 1,803.26 : x
  2. Step 2: Convert to fraction form
    3,101.42/4,650.68 = 1,803.26/x
  3. Step 3: Cross multiply
    3,101.42x = 4,650.68 × 1,803.26
  4. Step 4: Simplify right side
    3,101.42x = 8,386,385.22
  5. Step 5: Solve for x
    x = 8,386,385.22/3,101.42
  6. Step 6: Final answer
    x = 2,704.05

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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.