Home / 9,954.20-14,936.70-4,111.40

Finding the Fourth Proportional to 9,954.20, 14,936.70 and 4,111.40

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Solution

The fourth proportional to 9,954.20, 14,936.70 and 4,111.40 is: 6,169.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954.20 : 14,936.70 = 4,111.40 : x
  2. Step 2: Convert to fraction form
    9,954.20/14,936.70 = 4,111.40/x
  3. Step 3: Cross multiply
    9,954.20x = 14,936.70 × 4,111.40
  4. Step 4: Simplify right side
    9,954.20x = 61,410,748.38
  5. Step 5: Solve for x
    x = 61,410,748.38/9,954.20
  6. Step 6: Final answer
    x = 6,169.33

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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.