Home / 10,450.19-15,664.35-6,501.44

Finding the Fourth Proportional to 10,450.19, 15,664.35 and 6,501.44

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Solution

The fourth proportional to 10,450.19, 15,664.35 and 6,501.44 is: 9,745.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,450.19 : 15,664.35 = 6,501.44 : x
  2. Step 2: Convert to fraction form
    10,450.19/15,664.35 = 6,501.44/x
  3. Step 3: Cross multiply
    10,450.19x = 15,664.35 × 6,501.44
  4. Step 4: Simplify right side
    10,450.19x = 101,840,831.66
  5. Step 5: Solve for x
    x = 101,840,831.66/10,450.19
  6. Step 6: Final answer
    x = 9,745.36

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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.