Home / 2,503.31-3,455.26-1,455.57

Finding the Fourth Proportional to 2,503.31, 3,455.26 and 1,455.57

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Solution

The fourth proportional to 2,503.31, 3,455.26 and 1,455.57 is: 2,009.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,503.31 : 3,455.26 = 1,455.57 : x
  2. Step 2: Convert to fraction form
    2,503.31/3,455.26 = 1,455.57/x
  3. Step 3: Cross multiply
    2,503.31x = 3,455.26 × 1,455.57
  4. Step 4: Simplify right side
    2,503.31x = 5,029,369.16
  5. Step 5: Solve for x
    x = 5,029,369.16/2,503.31
  6. Step 6: Final answer
    x = 2,009.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.