Home / 6,542.85-9,812.86-2,159.26

Finding the Fourth Proportional to 6,542.85, 9,812.86 and 2,159.26

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Solution

The fourth proportional to 6,542.85, 9,812.86 and 2,159.26 is: 3,238.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,542.85 : 9,812.86 = 2,159.26 : x
  2. Step 2: Convert to fraction form
    6,542.85/9,812.86 = 2,159.26/x
  3. Step 3: Cross multiply
    6,542.85x = 9,812.86 × 2,159.26
  4. Step 4: Simplify right side
    6,542.85x = 21,188,516.08
  5. Step 5: Solve for x
    x = 21,188,516.08/6,542.85
  6. Step 6: Final answer
    x = 3,238.42

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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.