Home / 3,615.37-4,993.64-2,619.07

Finding the Fourth Proportional to 3,615.37, 4,993.64 and 2,619.07

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Solution

The fourth proportional to 3,615.37, 4,993.64 and 2,619.07 is: 3,617.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.37 : 4,993.64 = 2,619.07 : x
  2. Step 2: Convert to fraction form
    3,615.37/4,993.64 = 2,619.07/x
  3. Step 3: Cross multiply
    3,615.37x = 4,993.64 × 2,619.07
  4. Step 4: Simplify right side
    3,615.37x = 13,078,679.62
  5. Step 5: Solve for x
    x = 13,078,679.62/3,615.37
  6. Step 6: Final answer
    x = 3,617.52

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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.