Home / 9,644.49-13,306.43-6,286.07

Finding the Fourth Proportional to 9,644.49, 13,306.43 and 6,286.07

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Solution

The fourth proportional to 9,644.49, 13,306.43 and 6,286.07 is: 8,672.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,644.49 : 13,306.43 = 6,286.07 : x
  2. Step 2: Convert to fraction form
    9,644.49/13,306.43 = 6,286.07/x
  3. Step 3: Cross multiply
    9,644.49x = 13,306.43 × 6,286.07
  4. Step 4: Simplify right side
    9,644.49x = 83,645,199.41
  5. Step 5: Solve for x
    x = 83,645,199.41/9,644.49
  6. Step 6: Final answer
    x = 8,672.85

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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.