Home / 2,504.07-3,455.63-1,369.77

Finding the Fourth Proportional to 2,504.07, 3,455.63 and 1,369.77

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Solution

The fourth proportional to 2,504.07, 3,455.63 and 1,369.77 is: 1,890.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,504.07 : 3,455.63 = 1,369.77 : x
  2. Step 2: Convert to fraction form
    2,504.07/3,455.63 = 1,369.77/x
  3. Step 3: Cross multiply
    2,504.07x = 3,455.63 × 1,369.77
  4. Step 4: Simplify right side
    2,504.07x = 4,733,418.31
  5. Step 5: Solve for x
    x = 4,733,418.31/2,504.07
  6. Step 6: Final answer
    x = 1,890.29

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1.5x scale

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.