Home / 4,129.02-5,697.45-2,266.02

Finding the Fourth Proportional to 4,129.02, 5,697.45 and 2,266.02

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Solution

The fourth proportional to 4,129.02, 5,697.45 and 2,266.02 is: 3,126.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.02 : 5,697.45 = 2,266.02 : x
  2. Step 2: Convert to fraction form
    4,129.02/5,697.45 = 2,266.02/x
  3. Step 3: Cross multiply
    4,129.02x = 5,697.45 × 2,266.02
  4. Step 4: Simplify right side
    4,129.02x = 12,910,535.65
  5. Step 5: Solve for x
    x = 12,910,535.65/4,129.02
  6. Step 6: Final answer
    x = 3,126.78

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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.