Home / 6,826.80-10,240.11-3,726.48

Finding the Fourth Proportional to 6,826.80, 10,240.11 and 3,726.48

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Solution

The fourth proportional to 6,826.80, 10,240.11 and 3,726.48 is: 5,589.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,826.80 : 10,240.11 = 3,726.48 : x
  2. Step 2: Convert to fraction form
    6,826.80/10,240.11 = 3,726.48/x
  3. Step 3: Cross multiply
    6,826.80x = 10,240.11 × 3,726.48
  4. Step 4: Simplify right side
    6,826.80x = 38,159,565.11
  5. Step 5: Solve for x
    x = 38,159,565.11/6,826.80
  6. Step 6: Final answer
    x = 5,589.67

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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.