Home / 6,567.66-9,851.70-2,185.20

Finding the Fourth Proportional to 6,567.66, 9,851.70 and 2,185.20

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Solution

The fourth proportional to 6,567.66, 9,851.70 and 2,185.20 is: 3,277.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,567.66 : 9,851.70 = 2,185.20 : x
  2. Step 2: Convert to fraction form
    6,567.66/9,851.70 = 2,185.20/x
  3. Step 3: Cross multiply
    6,567.66x = 9,851.70 × 2,185.20
  4. Step 4: Simplify right side
    6,567.66x = 21,527,934.84
  5. Step 5: Solve for x
    x = 21,527,934.84/6,567.66
  6. Step 6: Final answer
    x = 3,277.87

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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.