Home / 10,905.58-16,358.38-3,510.04

Finding the Fourth Proportional to 10,905.58, 16,358.38 and 3,510.04

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Solution

The fourth proportional to 10,905.58, 16,358.38 and 3,510.04 is: 5,265.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,905.58 : 16,358.38 = 3,510.04 : x
  2. Step 2: Convert to fraction form
    10,905.58/16,358.38 = 3,510.04/x
  3. Step 3: Cross multiply
    10,905.58x = 16,358.38 × 3,510.04
  4. Step 4: Simplify right side
    10,905.58x = 57,418,568.14
  5. Step 5: Solve for x
    x = 57,418,568.14/10,905.58
  6. Step 6: Final answer
    x = 5,265.06

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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.