Home / 2,718.41-4,077.74-1,237.02

Finding the Fourth Proportional to 2,718.41, 4,077.74 and 1,237.02

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Solution

The fourth proportional to 2,718.41, 4,077.74 and 1,237.02 is: 1,855.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.41 : 4,077.74 = 1,237.02 : x
  2. Step 2: Convert to fraction form
    2,718.41/4,077.74 = 1,237.02/x
  3. Step 3: Cross multiply
    2,718.41x = 4,077.74 × 1,237.02
  4. Step 4: Simplify right side
    2,718.41x = 5,044,256.67
  5. Step 5: Solve for x
    x = 5,044,256.67/2,718.41
  6. Step 6: Final answer
    x = 1,855.59

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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.