Home / 4,321.67-5,964.02-2,643.05

Finding the Fourth Proportional to 4,321.67, 5,964.02 and 2,643.05

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Solution

The fourth proportional to 4,321.67, 5,964.02 and 2,643.05 is: 3,647.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.67 : 5,964.02 = 2,643.05 : x
  2. Step 2: Convert to fraction form
    4,321.67/5,964.02 = 2,643.05/x
  3. Step 3: Cross multiply
    4,321.67x = 5,964.02 × 2,643.05
  4. Step 4: Simplify right side
    4,321.67x = 15,763,195.99
  5. Step 5: Solve for x
    x = 15,763,195.99/4,321.67
  6. Step 6: Final answer
    x = 3,647.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.