Home / 3,274.13-4,518.26-1,782.01

Finding the Fourth Proportional to 3,274.13, 4,518.26 and 1,782.01

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Solution

The fourth proportional to 3,274.13, 4,518.26 and 1,782.01 is: 2,459.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.13 : 4,518.26 = 1,782.01 : x
  2. Step 2: Convert to fraction form
    3,274.13/4,518.26 = 1,782.01/x
  3. Step 3: Cross multiply
    3,274.13x = 4,518.26 × 1,782.01
  4. Step 4: Simplify right side
    3,274.13x = 8,051,584.50
  5. Step 5: Solve for x
    x = 8,051,584.50/3,274.13
  6. Step 6: Final answer
    x = 2,459.15

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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.