Home / 2,840.04-4,259.74-1,198.12

Finding the Fourth Proportional to 2,840.04, 4,259.74 and 1,198.12

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Solution

The fourth proportional to 2,840.04, 4,259.74 and 1,198.12 is: 1,797.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840.04 : 4,259.74 = 1,198.12 : x
  2. Step 2: Convert to fraction form
    2,840.04/4,259.74 = 1,198.12/x
  3. Step 3: Cross multiply
    2,840.04x = 4,259.74 × 1,198.12
  4. Step 4: Simplify right side
    2,840.04x = 5,103,679.69
  5. Step 5: Solve for x
    x = 5,103,679.69/2,840.04
  6. Step 6: Final answer
    x = 1,797.05

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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.