Home / 10,439.67-14,405.81-5,963.41

Finding the Fourth Proportional to 10,439.67, 14,405.81 and 5,963.41

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Solution

The fourth proportional to 10,439.67, 14,405.81 and 5,963.41 is: 8,228.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,439.67 : 14,405.81 = 5,963.41 : x
  2. Step 2: Convert to fraction form
    10,439.67/14,405.81 = 5,963.41/x
  3. Step 3: Cross multiply
    10,439.67x = 14,405.81 × 5,963.41
  4. Step 4: Simplify right side
    10,439.67x = 85,907,751.41
  5. Step 5: Solve for x
    x = 85,907,751.41/10,439.67
  6. Step 6: Final answer
    x = 8,228.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.