Home / 4,820.30-7,231.73-2,047.13

Finding the Fourth Proportional to 4,820.30, 7,231.73 and 2,047.13

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Solution

The fourth proportional to 4,820.30, 7,231.73 and 2,047.13 is: 3,071.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.30 : 7,231.73 = 2,047.13 : x
  2. Step 2: Convert to fraction form
    4,820.30/7,231.73 = 2,047.13/x
  3. Step 3: Cross multiply
    4,820.30x = 7,231.73 × 2,047.13
  4. Step 4: Simplify right side
    4,820.30x = 14,804,245.04
  5. Step 5: Solve for x
    x = 14,804,245.04/4,820.30
  6. Step 6: Final answer
    x = 3,071.23

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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.