Home / 2,718.54-4,070.49-1,417.26

Finding the Fourth Proportional to 2,718.54, 4,070.49 and 1,417.26

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Solution

The fourth proportional to 2,718.54, 4,070.49 and 1,417.26 is: 2,122.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.54 : 4,070.49 = 1,417.26 : x
  2. Step 2: Convert to fraction form
    2,718.54/4,070.49 = 1,417.26/x
  3. Step 3: Cross multiply
    2,718.54x = 4,070.49 × 1,417.26
  4. Step 4: Simplify right side
    2,718.54x = 5,768,942.66
  5. Step 5: Solve for x
    x = 5,768,942.66/2,718.54
  6. Step 6: Final answer
    x = 2,122.07

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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.