Home / 9,960.19-14,936.81-2,938.34

Finding the Fourth Proportional to 9,960.19, 14,936.81 and 2,938.34

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Solution

The fourth proportional to 9,960.19, 14,936.81 and 2,938.34 is: 4,406.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,960.19 : 14,936.81 = 2,938.34 : x
  2. Step 2: Convert to fraction form
    9,960.19/14,936.81 = 2,938.34/x
  3. Step 3: Cross multiply
    9,960.19x = 14,936.81 × 2,938.34
  4. Step 4: Simplify right side
    9,960.19x = 43,889,456.29
  5. Step 5: Solve for x
    x = 43,889,456.29/9,960.19
  6. Step 6: Final answer
    x = 4,406.49

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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.