Home / 10,725.21-14,800.19-6,249.69

Finding the Fourth Proportional to 10,725.21, 14,800.19 and 6,249.69

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Solution

The fourth proportional to 10,725.21, 14,800.19 and 6,249.69 is: 8,624.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,725.21 : 14,800.19 = 6,249.69 : x
  2. Step 2: Convert to fraction form
    10,725.21/14,800.19 = 6,249.69/x
  3. Step 3: Cross multiply
    10,725.21x = 14,800.19 × 6,249.69
  4. Step 4: Simplify right side
    10,725.21x = 92,496,568.19
  5. Step 5: Solve for x
    x = 92,496,568.19/10,725.21
  6. Step 6: Final answer
    x = 8,624.22

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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.