Home / 10,431.36-14,396.31-5,955.79

Finding the Fourth Proportional to 10,431.36, 14,396.31 and 5,955.79

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Solution

The fourth proportional to 10,431.36, 14,396.31 and 5,955.79 is: 8,219.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431.36 : 14,396.31 = 5,955.79 : x
  2. Step 2: Convert to fraction form
    10,431.36/14,396.31 = 5,955.79/x
  3. Step 3: Cross multiply
    10,431.36x = 14,396.31 × 5,955.79
  4. Step 4: Simplify right side
    10,431.36x = 85,741,376.35
  5. Step 5: Solve for x
    x = 85,741,376.35/10,431.36
  6. Step 6: Final answer
    x = 8,219.58

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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.