Home / 11,207.37-15,462.70-6,361.31

Finding the Fourth Proportional to 11,207.37, 15,462.70 and 6,361.31

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Solution

The fourth proportional to 11,207.37, 15,462.70 and 6,361.31 is: 8,776.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.37 : 15,462.70 = 6,361.31 : x
  2. Step 2: Convert to fraction form
    11,207.37/15,462.70 = 6,361.31/x
  3. Step 3: Cross multiply
    11,207.37x = 15,462.70 × 6,361.31
  4. Step 4: Simplify right side
    11,207.37x = 98,363,028.14
  5. Step 5: Solve for x
    x = 98,363,028.14/11,207.37
  6. Step 6: Final answer
    x = 8,776.64

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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.