Home / 7,504.16-11,239.32-3,611.48

Finding the Fourth Proportional to 7,504.16, 11,239.32 and 3,611.48

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Solution

The fourth proportional to 7,504.16, 11,239.32 and 3,611.48 is: 5,409.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.16 : 11,239.32 = 3,611.48 : x
  2. Step 2: Convert to fraction form
    7,504.16/11,239.32 = 3,611.48/x
  3. Step 3: Cross multiply
    7,504.16x = 11,239.32 × 3,611.48
  4. Step 4: Simplify right side
    7,504.16x = 40,590,579.39
  5. Step 5: Solve for x
    x = 40,590,579.39/7,504.16
  6. Step 6: Final answer
    x = 5,409.08

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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.