Home / 9,028.36-13,534.34-3,485.38

Finding the Fourth Proportional to 9,028.36, 13,534.34 and 3,485.38

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Solution

The fourth proportional to 9,028.36, 13,534.34 and 3,485.38 is: 5,224.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.36 : 13,534.34 = 3,485.38 : x
  2. Step 2: Convert to fraction form
    9,028.36/13,534.34 = 3,485.38/x
  3. Step 3: Cross multiply
    9,028.36x = 13,534.34 × 3,485.38
  4. Step 4: Simplify right side
    9,028.36x = 47,172,311.67
  5. Step 5: Solve for x
    x = 47,172,311.67/9,028.36
  6. Step 6: Final answer
    x = 5,224.90

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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.