Home / 4,653.78-6,422.67-3,472.80

Finding the Fourth Proportional to 4,653.78, 6,422.67 and 3,472.80

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Solution

The fourth proportional to 4,653.78, 6,422.67 and 3,472.80 is: 4,792.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.78 : 6,422.67 = 3,472.80 : x
  2. Step 2: Convert to fraction form
    4,653.78/6,422.67 = 3,472.80/x
  3. Step 3: Cross multiply
    4,653.78x = 6,422.67 × 3,472.80
  4. Step 4: Simplify right side
    4,653.78x = 22,304,648.38
  5. Step 5: Solve for x
    x = 22,304,648.38/4,653.78
  6. Step 6: Final answer
    x = 4,792.80

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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.