Home / 9,106.35-13,650.81-3,557.85

Finding the Fourth Proportional to 9,106.35, 13,650.81 and 3,557.85

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Solution

The fourth proportional to 9,106.35, 13,650.81 and 3,557.85 is: 5,333.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,106.35 : 13,650.81 = 3,557.85 : x
  2. Step 2: Convert to fraction form
    9,106.35/13,650.81 = 3,557.85/x
  3. Step 3: Cross multiply
    9,106.35x = 13,650.81 × 3,557.85
  4. Step 4: Simplify right side
    9,106.35x = 48,567,534.36
  5. Step 5: Solve for x
    x = 48,567,534.36/9,106.35
  6. Step 6: Final answer
    x = 5,333.37

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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.