Home / 4,030.20-6,047.69-2,181.28

Finding the Fourth Proportional to 4,030.20, 6,047.69 and 2,181.28

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Solution

The fourth proportional to 4,030.20, 6,047.69 and 2,181.28 is: 3,273.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.20 : 6,047.69 = 2,181.28 : x
  2. Step 2: Convert to fraction form
    4,030.20/6,047.69 = 2,181.28/x
  3. Step 3: Cross multiply
    4,030.20x = 6,047.69 × 2,181.28
  4. Step 4: Simplify right side
    4,030.20x = 13,191,675.00
  5. Step 5: Solve for x
    x = 13,191,675.00/4,030.20
  6. Step 6: Final answer
    x = 3,273.21

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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.