Home / 6,537.85-9,806.73-2,155.66

Finding the Fourth Proportional to 6,537.85, 9,806.73 and 2,155.66

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Solution

The fourth proportional to 6,537.85, 9,806.73 and 2,155.66 is: 3,233.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,537.85 : 9,806.73 = 2,155.66 : x
  2. Step 2: Convert to fraction form
    6,537.85/9,806.73 = 2,155.66/x
  3. Step 3: Cross multiply
    6,537.85x = 9,806.73 × 2,155.66
  4. Step 4: Simplify right side
    6,537.85x = 21,139,975.59
  5. Step 5: Solve for x
    x = 21,139,975.59/6,537.85
  6. Step 6: Final answer
    x = 3,233.48

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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.