Home / 9,939.10-14,904.60-3,361.90

Finding the Fourth Proportional to 9,939.10, 14,904.60 and 3,361.90

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Solution

The fourth proportional to 9,939.10, 14,904.60 and 3,361.90 is: 5,041.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.10 : 14,904.60 = 3,361.90 : x
  2. Step 2: Convert to fraction form
    9,939.10/14,904.60 = 3,361.90/x
  3. Step 3: Cross multiply
    9,939.10x = 14,904.60 × 3,361.90
  4. Step 4: Simplify right side
    9,939.10x = 50,107,774.74
  5. Step 5: Solve for x
    x = 50,107,774.74/9,939.10
  6. Step 6: Final answer
    x = 5,041.48

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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.