Home / 4,051.90-6,079.20-1,973.20

Finding the Fourth Proportional to 4,051.90, 6,079.20 and 1,973.20

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Solution

The fourth proportional to 4,051.90, 6,079.20 and 1,973.20 is: 2,960.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,051.90 : 6,079.20 = 1,973.20 : x
  2. Step 2: Convert to fraction form
    4,051.90/6,079.20 = 1,973.20/x
  3. Step 3: Cross multiply
    4,051.90x = 6,079.20 × 1,973.20
  4. Step 4: Simplify right side
    4,051.90x = 11,995,477.44
  5. Step 5: Solve for x
    x = 11,995,477.44/4,051.90
  6. Step 6: Final answer
    x = 2,960.46

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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.