Home / 2,290.76-3,430.06-1,825.42

Finding the Fourth Proportional to 2,290.76, 3,430.06 and 1,825.42

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Solution

The fourth proportional to 2,290.76, 3,430.06 and 1,825.42 is: 2,733.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290.76 : 3,430.06 = 1,825.42 : x
  2. Step 2: Convert to fraction form
    2,290.76/3,430.06 = 1,825.42/x
  3. Step 3: Cross multiply
    2,290.76x = 3,430.06 × 1,825.42
  4. Step 4: Simplify right side
    2,290.76x = 6,261,300.13
  5. Step 5: Solve for x
    x = 6,261,300.13/2,290.76
  6. Step 6: Final answer
    x = 2,733.29

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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.