Home / 3,068.25-4,233.02-1,808.49

Finding the Fourth Proportional to 3,068.25, 4,233.02 and 1,808.49

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Solution

The fourth proportional to 3,068.25, 4,233.02 and 1,808.49 is: 2,495.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.25 : 4,233.02 = 1,808.49 : x
  2. Step 2: Convert to fraction form
    3,068.25/4,233.02 = 1,808.49/x
  3. Step 3: Cross multiply
    3,068.25x = 4,233.02 × 1,808.49
  4. Step 4: Simplify right side
    3,068.25x = 7,655,365.30
  5. Step 5: Solve for x
    x = 7,655,365.30/3,068.25
  6. Step 6: Final answer
    x = 2,495.03

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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.