Home / 4,782.32-7,173.52-2,726

Finding the Fourth Proportional to 4,782.32, 7,173.52 and 2,726

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Solution

The fourth proportional to 4,782.32, 7,173.52 and 2,726 is: 4,089.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.32 : 7,173.52 = 2,726 : x
  2. Step 2: Convert to fraction form
    4,782.32/7,173.52 = 2,726/x
  3. Step 3: Cross multiply
    4,782.32x = 7,173.52 × 2,726
  4. Step 4: Simplify right side
    4,782.32x = 19,555,015.52
  5. Step 5: Solve for x
    x = 19,555,015.52/4,782.32
  6. Step 6: Final answer
    x = 4,089.02

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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.