Home / 10,438.56-15,659.37-3,042.06

Finding the Fourth Proportional to 10,438.56, 15,659.37 and 3,042.06

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Solution

The fourth proportional to 10,438.56, 15,659.37 and 3,042.06 is: 4,563.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,438.56 : 15,659.37 = 3,042.06 : x
  2. Step 2: Convert to fraction form
    10,438.56/15,659.37 = 3,042.06/x
  3. Step 3: Cross multiply
    10,438.56x = 15,659.37 × 3,042.06
  4. Step 4: Simplify right side
    10,438.56x = 47,636,743.10
  5. Step 5: Solve for x
    x = 47,636,743.10/10,438.56
  6. Step 6: Final answer
    x = 4,563.54

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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.