Home / 9,238.50-13,858.95-3,395.18

Finding the Fourth Proportional to 9,238.50, 13,858.95 and 3,395.18

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Solution

The fourth proportional to 9,238.50, 13,858.95 and 3,395.18 is: 5,093.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,238.50 : 13,858.95 = 3,395.18 : x
  2. Step 2: Convert to fraction form
    9,238.50/13,858.95 = 3,395.18/x
  3. Step 3: Cross multiply
    9,238.50x = 13,858.95 × 3,395.18
  4. Step 4: Simplify right side
    9,238.50x = 47,053,629.86
  5. Step 5: Solve for x
    x = 47,053,629.86/9,238.50
  6. Step 6: Final answer
    x = 5,093.21

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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.