Home / 10,203.37-14,078.21-6,223.03

Finding the Fourth Proportional to 10,203.37, 14,078.21 and 6,223.03

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Solution

The fourth proportional to 10,203.37, 14,078.21 and 6,223.03 is: 8,586.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203.37 : 14,078.21 = 6,223.03 : x
  2. Step 2: Convert to fraction form
    10,203.37/14,078.21 = 6,223.03/x
  3. Step 3: Cross multiply
    10,203.37x = 14,078.21 × 6,223.03
  4. Step 4: Simplify right side
    10,203.37x = 87,609,056.87
  5. Step 5: Solve for x
    x = 87,609,056.87/10,203.37
  6. Step 6: Final answer
    x = 8,586.29

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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.