Home / 2,615.49-3,924.57-1,738.59

Finding the Fourth Proportional to 2,615.49, 3,924.57 and 1,738.59

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Solution

The fourth proportional to 2,615.49, 3,924.57 and 1,738.59 is: 2,608.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615.49 : 3,924.57 = 1,738.59 : x
  2. Step 2: Convert to fraction form
    2,615.49/3,924.57 = 1,738.59/x
  3. Step 3: Cross multiply
    2,615.49x = 3,924.57 × 1,738.59
  4. Step 4: Simplify right side
    2,615.49x = 6,823,218.16
  5. Step 5: Solve for x
    x = 6,823,218.16/2,615.49
  6. Step 6: Final answer
    x = 2,608.77

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1.5x scale

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.