Home / 7,741.44-11,607.74-2,475.42

Finding the Fourth Proportional to 7,741.44, 11,607.74 and 2,475.42

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Solution

The fourth proportional to 7,741.44, 11,607.74 and 2,475.42 is: 3,711.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.44 : 11,607.74 = 2,475.42 : x
  2. Step 2: Convert to fraction form
    7,741.44/11,607.74 = 2,475.42/x
  3. Step 3: Cross multiply
    7,741.44x = 11,607.74 × 2,475.42
  4. Step 4: Simplify right side
    7,741.44x = 28,734,031.75
  5. Step 5: Solve for x
    x = 28,734,031.75/7,741.44
  6. Step 6: Final answer
    x = 3,711.72

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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.