Home / 3,006.88-4,148.04-1,887.26

Finding the Fourth Proportional to 3,006.88, 4,148.04 and 1,887.26

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Solution

The fourth proportional to 3,006.88, 4,148.04 and 1,887.26 is: 2,603.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.88 : 4,148.04 = 1,887.26 : x
  2. Step 2: Convert to fraction form
    3,006.88/4,148.04 = 1,887.26/x
  3. Step 3: Cross multiply
    3,006.88x = 4,148.04 × 1,887.26
  4. Step 4: Simplify right side
    3,006.88x = 7,828,429.97
  5. Step 5: Solve for x
    x = 7,828,429.97/3,006.88
  6. Step 6: Final answer
    x = 2,603.51

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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.