Home / 6,529.85-9,792.69-2,146.29

Finding the Fourth Proportional to 6,529.85, 9,792.69 and 2,146.29

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Solution

The fourth proportional to 6,529.85, 9,792.69 and 2,146.29 is: 3,218.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,529.85 : 9,792.69 = 2,146.29 : x
  2. Step 2: Convert to fraction form
    6,529.85/9,792.69 = 2,146.29/x
  3. Step 3: Cross multiply
    6,529.85x = 9,792.69 × 2,146.29
  4. Step 4: Simplify right side
    6,529.85x = 21,017,952.62
  5. Step 5: Solve for x
    x = 21,017,952.62/6,529.85
  6. Step 6: Final answer
    x = 3,218.75

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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.