Home / 2,004.23-3,007.35-907.89

Finding the Fourth Proportional to 2,004.23, 3,007.35 and 907.89

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Solution

The fourth proportional to 2,004.23, 3,007.35 and 907.89 is: 1,362.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.23 : 3,007.35 = 907.89 : x
  2. Step 2: Convert to fraction form
    2,004.23/3,007.35 = 907.89/x
  3. Step 3: Cross multiply
    2,004.23x = 3,007.35 × 907.89
  4. Step 4: Simplify right side
    2,004.23x = 2,730,342.99
  5. Step 5: Solve for x
    x = 2,730,342.99/2,004.23
  6. Step 6: Final answer
    x = 1,362.29

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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.