Home / 9,904.45-13,671.71-6,758.41

Finding the Fourth Proportional to 9,904.45, 13,671.71 and 6,758.41

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Solution

The fourth proportional to 9,904.45, 13,671.71 and 6,758.41 is: 9,329.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,904.45 : 13,671.71 = 6,758.41 : x
  2. Step 2: Convert to fraction form
    9,904.45/13,671.71 = 6,758.41/x
  3. Step 3: Cross multiply
    9,904.45x = 13,671.71 × 6,758.41
  4. Step 4: Simplify right side
    9,904.45x = 92,398,987.79
  5. Step 5: Solve for x
    x = 92,398,987.79/9,904.45
  6. Step 6: Final answer
    x = 9,329.04

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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.