Home / 2,504.26-3,455.87-1,385.18

Finding the Fourth Proportional to 2,504.26, 3,455.87 and 1,385.18

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Solution

The fourth proportional to 2,504.26, 3,455.87 and 1,385.18 is: 1,911.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,504.26 : 3,455.87 = 1,385.18 : x
  2. Step 2: Convert to fraction form
    2,504.26/3,455.87 = 1,385.18/x
  3. Step 3: Cross multiply
    2,504.26x = 3,455.87 × 1,385.18
  4. Step 4: Simplify right side
    2,504.26x = 4,786,990.76
  5. Step 5: Solve for x
    x = 4,786,990.76/2,504.26
  6. Step 6: Final answer
    x = 1,911.54

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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.