Home / 3,238.19-4,855.56-1,264.49

Finding the Fourth Proportional to 3,238.19, 4,855.56 and 1,264.49

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Solution

The fourth proportional to 3,238.19, 4,855.56 and 1,264.49 is: 1,896.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238.19 : 4,855.56 = 1,264.49 : x
  2. Step 2: Convert to fraction form
    3,238.19/4,855.56 = 1,264.49/x
  3. Step 3: Cross multiply
    3,238.19x = 4,855.56 × 1,264.49
  4. Step 4: Simplify right side
    3,238.19x = 6,139,807.06
  5. Step 5: Solve for x
    x = 6,139,807.06/3,238.19
  6. Step 6: Final answer
    x = 1,896.06

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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.