Home / 3,068.68-4,233.49-1,889.06

Finding the Fourth Proportional to 3,068.68, 4,233.49 and 1,889.06

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Solution

The fourth proportional to 3,068.68, 4,233.49 and 1,889.06 is: 2,606.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.68 : 4,233.49 = 1,889.06 : x
  2. Step 2: Convert to fraction form
    3,068.68/4,233.49 = 1,889.06/x
  3. Step 3: Cross multiply
    3,068.68x = 4,233.49 × 1,889.06
  4. Step 4: Simplify right side
    3,068.68x = 7,997,322.48
  5. Step 5: Solve for x
    x = 7,997,322.48/3,068.68
  6. Step 6: Final answer
    x = 2,606.11

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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.