Home / 10,166.28-15,250.41-3,146.01

Finding the Fourth Proportional to 10,166.28, 15,250.41 and 3,146.01

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Solution

The fourth proportional to 10,166.28, 15,250.41 and 3,146.01 is: 4,719.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166.28 : 15,250.41 = 3,146.01 : x
  2. Step 2: Convert to fraction form
    10,166.28/15,250.41 = 3,146.01/x
  3. Step 3: Cross multiply
    10,166.28x = 15,250.41 × 3,146.01
  4. Step 4: Simplify right side
    10,166.28x = 47,977,942.36
  5. Step 5: Solve for x
    x = 47,977,942.36/10,166.28
  6. Step 6: Final answer
    x = 4,719.32

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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.