Home / 6,315.26-9,474.84-2,619.22

Finding the Fourth Proportional to 6,315.26, 9,474.84 and 2,619.22

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Solution

The fourth proportional to 6,315.26, 9,474.84 and 2,619.22 is: 3,929.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,315.26 : 9,474.84 = 2,619.22 : x
  2. Step 2: Convert to fraction form
    6,315.26/9,474.84 = 2,619.22/x
  3. Step 3: Cross multiply
    6,315.26x = 9,474.84 × 2,619.22
  4. Step 4: Simplify right side
    6,315.26x = 24,816,690.42
  5. Step 5: Solve for x
    x = 24,816,690.42/6,315.26
  6. Step 6: Final answer
    x = 3,929.64

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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.