Home / 4,539.54-6,806.85-1,418.19

Finding the Fourth Proportional to 4,539.54, 6,806.85 and 1,418.19

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Solution

The fourth proportional to 4,539.54, 6,806.85 and 1,418.19 is: 2,126.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,539.54 : 6,806.85 = 1,418.19 : x
  2. Step 2: Convert to fraction form
    4,539.54/6,806.85 = 1,418.19/x
  3. Step 3: Cross multiply
    4,539.54x = 6,806.85 × 1,418.19
  4. Step 4: Simplify right side
    4,539.54x = 9,653,406.60
  5. Step 5: Solve for x
    x = 9,653,406.60/4,539.54
  6. Step 6: Final answer
    x = 2,126.52

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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.