Home / 4,101.36-6,143.82-1,907.04

Finding the Fourth Proportional to 4,101.36, 6,143.82 and 1,907.04

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Solution

The fourth proportional to 4,101.36, 6,143.82 and 1,907.04 is: 2,856.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.36 : 6,143.82 = 1,907.04 : x
  2. Step 2: Convert to fraction form
    4,101.36/6,143.82 = 1,907.04/x
  3. Step 3: Cross multiply
    4,101.36x = 6,143.82 × 1,907.04
  4. Step 4: Simplify right side
    4,101.36x = 11,716,510.49
  5. Step 5: Solve for x
    x = 11,716,510.49/4,101.36
  6. Step 6: Final answer
    x = 2,856.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.