Home / 7,390.51-11,090.09-4,469.11

Finding the Fourth Proportional to 7,390.51, 11,090.09 and 4,469.11

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Solution

The fourth proportional to 7,390.51, 11,090.09 and 4,469.11 is: 6,706.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.51 : 11,090.09 = 4,469.11 : x
  2. Step 2: Convert to fraction form
    7,390.51/11,090.09 = 4,469.11/x
  3. Step 3: Cross multiply
    7,390.51x = 11,090.09 × 4,469.11
  4. Step 4: Simplify right side
    7,390.51x = 49,562,832.12
  5. Step 5: Solve for x
    x = 49,562,832.12/7,390.51
  6. Step 6: Final answer
    x = 6,706.28

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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.