Home / 10,250.64-15,383.32-6,955.56

Finding the Fourth Proportional to 10,250.64, 15,383.32 and 6,955.56

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Solution

The fourth proportional to 10,250.64, 15,383.32 and 6,955.56 is: 10,438.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.64 : 15,383.32 = 6,955.56 : x
  2. Step 2: Convert to fraction form
    10,250.64/15,383.32 = 6,955.56/x
  3. Step 3: Cross multiply
    10,250.64x = 15,383.32 × 6,955.56
  4. Step 4: Simplify right side
    10,250.64x = 106,999,605.26
  5. Step 5: Solve for x
    x = 106,999,605.26/10,250.64
  6. Step 6: Final answer
    x = 10,438.33

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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.