Home / 10,943.40-15,096.60-9,450.84

Finding the Fourth Proportional to 10,943.40, 15,096.60 and 9,450.84

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Solution

The fourth proportional to 10,943.40, 15,096.60 and 9,450.84 is: 13,037.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.40 : 15,096.60 = 9,450.84 : x
  2. Step 2: Convert to fraction form
    10,943.40/15,096.60 = 9,450.84/x
  3. Step 3: Cross multiply
    10,943.40x = 15,096.60 × 9,450.84
  4. Step 4: Simplify right side
    10,943.40x = 142,675,551.14
  5. Step 5: Solve for x
    x = 142,675,551.14/10,943.40
  6. Step 6: Final answer
    x = 13,037.59

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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.