Home / 10,533.46-15,800.14-2,742.26

Finding the Fourth Proportional to 10,533.46, 15,800.14 and 2,742.26

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Solution

The fourth proportional to 10,533.46, 15,800.14 and 2,742.26 is: 4,113.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,533.46 : 15,800.14 = 2,742.26 : x
  2. Step 2: Convert to fraction form
    10,533.46/15,800.14 = 2,742.26/x
  3. Step 3: Cross multiply
    10,533.46x = 15,800.14 × 2,742.26
  4. Step 4: Simplify right side
    10,533.46x = 43,328,091.92
  5. Step 5: Solve for x
    x = 43,328,091.92/10,533.46
  6. Step 6: Final answer
    x = 4,113.38

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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.