Home / 4,539.31-6,806.84-2,690.69

Finding the Fourth Proportional to 4,539.31, 6,806.84 and 2,690.69

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Solution

The fourth proportional to 4,539.31, 6,806.84 and 2,690.69 is: 4,034.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,539.31 : 6,806.84 = 2,690.69 : x
  2. Step 2: Convert to fraction form
    4,539.31/6,806.84 = 2,690.69/x
  3. Step 3: Cross multiply
    4,539.31x = 6,806.84 × 2,690.69
  4. Step 4: Simplify right side
    4,539.31x = 18,315,048.83
  5. Step 5: Solve for x
    x = 18,315,048.83/4,539.31
  6. Step 6: Final answer
    x = 4,034.77

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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.