Home / 4,820.51-7,231.49-1,488.06

Finding the Fourth Proportional to 4,820.51, 7,231.49 and 1,488.06

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Solution

The fourth proportional to 4,820.51, 7,231.49 and 1,488.06 is: 2,232.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.51 : 7,231.49 = 1,488.06 : x
  2. Step 2: Convert to fraction form
    4,820.51/7,231.49 = 1,488.06/x
  3. Step 3: Cross multiply
    4,820.51x = 7,231.49 × 1,488.06
  4. Step 4: Simplify right side
    4,820.51x = 10,760,883.57
  5. Step 5: Solve for x
    x = 10,760,883.57/4,820.51
  6. Step 6: Final answer
    x = 2,232.31

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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.