Home / 10,338.37-14,267.25-6,361.81

Finding the Fourth Proportional to 10,338.37, 14,267.25 and 6,361.81

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Solution

The fourth proportional to 10,338.37, 14,267.25 and 6,361.81 is: 8,779.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338.37 : 14,267.25 = 6,361.81 : x
  2. Step 2: Convert to fraction form
    10,338.37/14,267.25 = 6,361.81/x
  3. Step 3: Cross multiply
    10,338.37x = 14,267.25 × 6,361.81
  4. Step 4: Simplify right side
    10,338.37x = 90,765,430.58
  5. Step 5: Solve for x
    x = 90,765,430.58/10,338.37
  6. Step 6: Final answer
    x = 8,779.48

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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.