Home / 10,883.94-15,019.67-6,103.86

Finding the Fourth Proportional to 10,883.94, 15,019.67 and 6,103.86

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Solution

The fourth proportional to 10,883.94, 15,019.67 and 6,103.86 is: 8,423.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,883.94 : 15,019.67 = 6,103.86 : x
  2. Step 2: Convert to fraction form
    10,883.94/15,019.67 = 6,103.86/x
  3. Step 3: Cross multiply
    10,883.94x = 15,019.67 × 6,103.86
  4. Step 4: Simplify right side
    10,883.94x = 91,677,932.41
  5. Step 5: Solve for x
    x = 91,677,932.41/10,883.94
  6. Step 6: Final answer
    x = 8,423.23

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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.