Home / 4,655.12-6,980.99-1,843.30

Finding the Fourth Proportional to 4,655.12, 6,980.99 and 1,843.30

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Solution

The fourth proportional to 4,655.12, 6,980.99 and 1,843.30 is: 2,764.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655.12 : 6,980.99 = 1,843.30 : x
  2. Step 2: Convert to fraction form
    4,655.12/6,980.99 = 1,843.30/x
  3. Step 3: Cross multiply
    4,655.12x = 6,980.99 × 1,843.30
  4. Step 4: Simplify right side
    4,655.12x = 12,868,046.02
  5. Step 5: Solve for x
    x = 12,868,046.02/4,655.12
  6. Step 6: Final answer
    x = 2,764.28

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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.