Home / 3,068.02-4,233.87-1,809.12

Finding the Fourth Proportional to 3,068.02, 4,233.87 and 1,809.12

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Solution

The fourth proportional to 3,068.02, 4,233.87 and 1,809.12 is: 2,496.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.02 : 4,233.87 = 1,809.12 : x
  2. Step 2: Convert to fraction form
    3,068.02/4,233.87 = 1,809.12/x
  3. Step 3: Cross multiply
    3,068.02x = 4,233.87 × 1,809.12
  4. Step 4: Simplify right side
    3,068.02x = 7,659,578.89
  5. Step 5: Solve for x
    x = 7,659,578.89/3,068.02
  6. Step 6: Final answer
    x = 2,496.59

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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.