Home / 3,045.03-4,202.14-1,718.82

Finding the Fourth Proportional to 3,045.03, 4,202.14 and 1,718.82

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Solution

The fourth proportional to 3,045.03, 4,202.14 and 1,718.82 is: 2,371.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.03 : 4,202.14 = 1,718.82 : x
  2. Step 2: Convert to fraction form
    3,045.03/4,202.14 = 1,718.82/x
  3. Step 3: Cross multiply
    3,045.03x = 4,202.14 × 1,718.82
  4. Step 4: Simplify right side
    3,045.03x = 7,222,708.91
  5. Step 5: Solve for x
    x = 7,222,708.91/3,045.03
  6. Step 6: Final answer
    x = 2,371.97

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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.