Home / 2,079.66-3,117.33-1,051.50

Finding the Fourth Proportional to 2,079.66, 3,117.33 and 1,051.50

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Solution

The fourth proportional to 2,079.66, 3,117.33 and 1,051.50 is: 1,576.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079.66 : 3,117.33 = 1,051.50 : x
  2. Step 2: Convert to fraction form
    2,079.66/3,117.33 = 1,051.50/x
  3. Step 3: Cross multiply
    2,079.66x = 3,117.33 × 1,051.50
  4. Step 4: Simplify right side
    2,079.66x = 3,277,872.50
  5. Step 5: Solve for x
    x = 3,277,872.50/2,079.66
  6. Step 6: Final answer
    x = 1,576.16

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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.