Home / 4,768.72-6,580.47-2,672.44

Finding the Fourth Proportional to 4,768.72, 6,580.47 and 2,672.44

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Solution

The fourth proportional to 4,768.72, 6,580.47 and 2,672.44 is: 3,687.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.72 : 6,580.47 = 2,672.44 : x
  2. Step 2: Convert to fraction form
    4,768.72/6,580.47 = 2,672.44/x
  3. Step 3: Cross multiply
    4,768.72x = 6,580.47 × 2,672.44
  4. Step 4: Simplify right side
    4,768.72x = 17,585,904.82
  5. Step 5: Solve for x
    x = 17,585,904.82/4,768.72
  6. Step 6: Final answer
    x = 3,687.76

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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.