Home / 1,605.22-2,396.93-1,373.76

Finding the Fourth Proportional to 1,605.22, 2,396.93 and 1,373.76

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Solution

The fourth proportional to 1,605.22, 2,396.93 and 1,373.76 is: 2,051.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605.22 : 2,396.93 = 1,373.76 : x
  2. Step 2: Convert to fraction form
    1,605.22/2,396.93 = 1,373.76/x
  3. Step 3: Cross multiply
    1,605.22x = 2,396.93 × 1,373.76
  4. Step 4: Simplify right side
    1,605.22x = 3,292,806.56
  5. Step 5: Solve for x
    x = 3,292,806.56/1,605.22
  6. Step 6: Final answer
    x = 2,051.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.