Home / 9,786.18-14,679.41-2,860.68

Finding the Fourth Proportional to 9,786.18, 14,679.41 and 2,860.68

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Solution

The fourth proportional to 9,786.18, 14,679.41 and 2,860.68 is: 4,291.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786.18 : 14,679.41 = 2,860.68 : x
  2. Step 2: Convert to fraction form
    9,786.18/14,679.41 = 2,860.68/x
  3. Step 3: Cross multiply
    9,786.18x = 14,679.41 × 2,860.68
  4. Step 4: Simplify right side
    9,786.18x = 41,993,080.30
  5. Step 5: Solve for x
    x = 41,993,080.30/9,786.18
  6. Step 6: Final answer
    x = 4,291.06

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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.