Home / 4,071.25-5,618.33-2,208.25

Finding the Fourth Proportional to 4,071.25, 5,618.33 and 2,208.25

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Solution

The fourth proportional to 4,071.25, 5,618.33 and 2,208.25 is: 3,047.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.25 : 5,618.33 = 2,208.25 : x
  2. Step 2: Convert to fraction form
    4,071.25/5,618.33 = 2,208.25/x
  3. Step 3: Cross multiply
    4,071.25x = 5,618.33 × 2,208.25
  4. Step 4: Simplify right side
    4,071.25x = 12,406,677.22
  5. Step 5: Solve for x
    x = 12,406,677.22/4,071.25
  6. Step 6: Final answer
    x = 3,047.39

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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.