Home / 10,300.52-15,450.77-3,726.56

Finding the Fourth Proportional to 10,300.52, 15,450.77 and 3,726.56

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Solution

The fourth proportional to 10,300.52, 15,450.77 and 3,726.56 is: 5,589.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,300.52 : 15,450.77 = 3,726.56 : x
  2. Step 2: Convert to fraction form
    10,300.52/15,450.77 = 3,726.56/x
  3. Step 3: Cross multiply
    10,300.52x = 15,450.77 × 3,726.56
  4. Step 4: Simplify right side
    10,300.52x = 57,578,125.56
  5. Step 5: Solve for x
    x = 57,578,125.56/10,300.52
  6. Step 6: Final answer
    x = 5,589.83

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1.5x scale

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.