Home / 5,567.16-7,685.45-3,208.84

Finding the Fourth Proportional to 5,567.16, 7,685.45 and 3,208.84

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Solution

The fourth proportional to 5,567.16, 7,685.45 and 3,208.84 is: 4,429.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,567.16 : 7,685.45 = 3,208.84 : x
  2. Step 2: Convert to fraction form
    5,567.16/7,685.45 = 3,208.84/x
  3. Step 3: Cross multiply
    5,567.16x = 7,685.45 × 3,208.84
  4. Step 4: Simplify right side
    5,567.16x = 24,661,379.38
  5. Step 5: Solve for x
    x = 24,661,379.38/5,567.16
  6. Step 6: Final answer
    x = 4,429.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.