Home / 8,745.14-13,106.36-3,548.18

Finding the Fourth Proportional to 8,745.14, 13,106.36 and 3,548.18

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Solution

The fourth proportional to 8,745.14, 13,106.36 and 3,548.18 is: 5,317.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745.14 : 13,106.36 = 3,548.18 : x
  2. Step 2: Convert to fraction form
    8,745.14/13,106.36 = 3,548.18/x
  3. Step 3: Cross multiply
    8,745.14x = 13,106.36 × 3,548.18
  4. Step 4: Simplify right side
    8,745.14x = 46,503,724.42
  5. Step 5: Solve for x
    x = 46,503,724.42/8,745.14
  6. Step 6: Final answer
    x = 5,317.66

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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.