Home / 6,737.21-10,105.80-1,806.72

Finding the Fourth Proportional to 6,737.21, 10,105.80 and 1,806.72

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Solution

The fourth proportional to 6,737.21, 10,105.80 and 1,806.72 is: 2,710.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,737.21 : 10,105.80 = 1,806.72 : x
  2. Step 2: Convert to fraction form
    6,737.21/10,105.80 = 1,806.72/x
  3. Step 3: Cross multiply
    6,737.21x = 10,105.80 × 1,806.72
  4. Step 4: Simplify right side
    6,737.21x = 18,258,350.98
  5. Step 5: Solve for x
    x = 18,258,350.98/6,737.21
  6. Step 6: Final answer
    x = 2,710.08

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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.