Home / 7,440.03-11,160.27-1,893.38

Finding the Fourth Proportional to 7,440.03, 11,160.27 and 1,893.38

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Solution

The fourth proportional to 7,440.03, 11,160.27 and 1,893.38 is: 2,840.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.03 : 11,160.27 = 1,893.38 : x
  2. Step 2: Convert to fraction form
    7,440.03/11,160.27 = 1,893.38/x
  3. Step 3: Cross multiply
    7,440.03x = 11,160.27 × 1,893.38
  4. Step 4: Simplify right side
    7,440.03x = 21,130,576.21
  5. Step 5: Solve for x
    x = 21,130,576.21/7,440.03
  6. Step 6: Final answer
    x = 2,840.12

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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.