Home / 10,903.81-16,361.12-4,329.85

Finding the Fourth Proportional to 10,903.81, 16,361.12 and 4,329.85

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Solution

The fourth proportional to 10,903.81, 16,361.12 and 4,329.85 is: 6,496.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,903.81 : 16,361.12 = 4,329.85 : x
  2. Step 2: Convert to fraction form
    10,903.81/16,361.12 = 4,329.85/x
  3. Step 3: Cross multiply
    10,903.81x = 16,361.12 × 4,329.85
  4. Step 4: Simplify right side
    10,903.81x = 70,841,195.43
  5. Step 5: Solve for x
    x = 70,841,195.43/10,903.81
  6. Step 6: Final answer
    x = 6,496.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.