Home / 4,764.91-6,575.32-2,640.38

Finding the Fourth Proportional to 4,764.91, 6,575.32 and 2,640.38

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Solution

The fourth proportional to 4,764.91, 6,575.32 and 2,640.38 is: 3,643.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,764.91 : 6,575.32 = 2,640.38 : x
  2. Step 2: Convert to fraction form
    4,764.91/6,575.32 = 2,640.38/x
  3. Step 3: Cross multiply
    4,764.91x = 6,575.32 × 2,640.38
  4. Step 4: Simplify right side
    4,764.91x = 17,361,343.42
  5. Step 5: Solve for x
    x = 17,361,343.42/4,764.91
  6. Step 6: Final answer
    x = 3,643.58

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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.