Home / 10,370.30-15,556.35-3,351.02

Finding the Fourth Proportional to 10,370.30, 15,556.35 and 3,351.02

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Solution

The fourth proportional to 10,370.30, 15,556.35 and 3,351.02 is: 5,026.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.30 : 15,556.35 = 3,351.02 : x
  2. Step 2: Convert to fraction form
    10,370.30/15,556.35 = 3,351.02/x
  3. Step 3: Cross multiply
    10,370.30x = 15,556.35 × 3,351.02
  4. Step 4: Simplify right side
    10,370.30x = 52,129,639.98
  5. Step 5: Solve for x
    x = 52,129,639.98/10,370.30
  6. Step 6: Final answer
    x = 5,026.82

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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.