Home / 9,940.36-14,910.54-3,700.12

Finding the Fourth Proportional to 9,940.36, 14,910.54 and 3,700.12

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Solution

The fourth proportional to 9,940.36, 14,910.54 and 3,700.12 is: 5,550.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,940.36 : 14,910.54 = 3,700.12 : x
  2. Step 2: Convert to fraction form
    9,940.36/14,910.54 = 3,700.12/x
  3. Step 3: Cross multiply
    9,940.36x = 14,910.54 × 3,700.12
  4. Step 4: Simplify right side
    9,940.36x = 55,170,787.26
  5. Step 5: Solve for x
    x = 55,170,787.26/9,940.36
  6. Step 6: Final answer
    x = 5,550.18

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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.