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Finding the Fourth Proportional to 3,597.37, 5,393.77 and 1,518.81

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Solution

The fourth proportional to 3,597.37, 5,393.77 and 1,518.81 is: 2,277.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,597.37 : 5,393.77 = 1,518.81 : x
  2. Step 2: Convert to fraction form
    3,597.37/5,393.77 = 1,518.81/x
  3. Step 3: Cross multiply
    3,597.37x = 5,393.77 × 1,518.81
  4. Step 4: Simplify right side
    3,597.37x = 8,192,111.81
  5. Step 5: Solve for x
    x = 8,192,111.81/3,597.37
  6. Step 6: Final answer
    x = 2,277.25

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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.