Home / 6,552.81-9,828.20-2,170.31

Finding the Fourth Proportional to 6,552.81, 9,828.20 and 2,170.31

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Solution

The fourth proportional to 6,552.81, 9,828.20 and 2,170.31 is: 3,255.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,552.81 : 9,828.20 = 2,170.31 : x
  2. Step 2: Convert to fraction form
    6,552.81/9,828.20 = 2,170.31/x
  3. Step 3: Cross multiply
    6,552.81x = 9,828.20 × 2,170.31
  4. Step 4: Simplify right side
    6,552.81x = 21,330,197.03
  5. Step 5: Solve for x
    x = 21,330,197.03/6,552.81
  6. Step 6: Final answer
    x = 3,255.12

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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.