Home / 3,125.55-4,300.44-2,704.56

Finding the Fourth Proportional to 3,125.55, 4,300.44 and 2,704.56

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Solution

The fourth proportional to 3,125.55, 4,300.44 and 2,704.56 is: 3,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.55 : 4,300.44 = 2,704.56 : x
  2. Step 2: Convert to fraction form
    3,125.55/4,300.44 = 2,704.56/x
  3. Step 3: Cross multiply
    3,125.55x = 4,300.44 × 2,704.56
  4. Step 4: Simplify right side
    3,125.55x = 11,630,798.01
  5. Step 5: Solve for x
    x = 11,630,798.01/3,125.55
  6. Step 6: Final answer
    x = 3,721.20

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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.