Home / 4,539.64-6,806.84-1,418.84

Finding the Fourth Proportional to 4,539.64, 6,806.84 and 1,418.84

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Solution

The fourth proportional to 4,539.64, 6,806.84 and 1,418.84 is: 2,127.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,539.64 : 6,806.84 = 1,418.84 : x
  2. Step 2: Convert to fraction form
    4,539.64/6,806.84 = 1,418.84/x
  3. Step 3: Cross multiply
    4,539.64x = 6,806.84 × 1,418.84
  4. Step 4: Simplify right side
    4,539.64x = 9,657,816.87
  5. Step 5: Solve for x
    x = 9,657,816.87/4,539.64
  6. Step 6: Final answer
    x = 2,127.44

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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.