Home / 4,492.68-6,738.75-1,718.43

Finding the Fourth Proportional to 4,492.68, 6,738.75 and 1,718.43

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Solution

The fourth proportional to 4,492.68, 6,738.75 and 1,718.43 is: 2,577.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,492.68 : 6,738.75 = 1,718.43 : x
  2. Step 2: Convert to fraction form
    4,492.68/6,738.75 = 1,718.43/x
  3. Step 3: Cross multiply
    4,492.68x = 6,738.75 × 1,718.43
  4. Step 4: Simplify right side
    4,492.68x = 11,580,070.16
  5. Step 5: Solve for x
    x = 11,580,070.16/4,492.68
  6. Step 6: Final answer
    x = 2,577.54

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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.