Home / 6,440.72-9,658.64-2,741.04

Finding the Fourth Proportional to 6,440.72, 9,658.64 and 2,741.04

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Solution

The fourth proportional to 6,440.72, 9,658.64 and 2,741.04 is: 4,110.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,440.72 : 9,658.64 = 2,741.04 : x
  2. Step 2: Convert to fraction form
    6,440.72/9,658.64 = 2,741.04/x
  3. Step 3: Cross multiply
    6,440.72x = 9,658.64 × 2,741.04
  4. Step 4: Simplify right side
    6,440.72x = 26,474,725.44
  5. Step 5: Solve for x
    x = 26,474,725.44/6,440.72
  6. Step 6: Final answer
    x = 4,110.53

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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.