Home / 2,051.19-3,076.74-1,075.23

Finding the Fourth Proportional to 2,051.19, 3,076.74 and 1,075.23

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Solution

The fourth proportional to 2,051.19, 3,076.74 and 1,075.23 is: 1,612.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051.19 : 3,076.74 = 1,075.23 : x
  2. Step 2: Convert to fraction form
    2,051.19/3,076.74 = 1,075.23/x
  3. Step 3: Cross multiply
    2,051.19x = 3,076.74 × 1,075.23
  4. Step 4: Simplify right side
    2,051.19x = 3,308,203.15
  5. Step 5: Solve for x
    x = 3,308,203.15/2,051.19
  6. Step 6: Final answer
    x = 1,612.82

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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.