Home / 7,450.23-11,158.34-3,557.37

Finding the Fourth Proportional to 7,450.23, 11,158.34 and 3,557.37

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Solution

The fourth proportional to 7,450.23, 11,158.34 and 3,557.37 is: 5,327.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.23 : 11,158.34 = 3,557.37 : x
  2. Step 2: Convert to fraction form
    7,450.23/11,158.34 = 3,557.37/x
  3. Step 3: Cross multiply
    7,450.23x = 11,158.34 × 3,557.37
  4. Step 4: Simplify right side
    7,450.23x = 39,694,326.18
  5. Step 5: Solve for x
    x = 39,694,326.18/7,450.23
  6. Step 6: Final answer
    x = 5,327.93

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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.