Home / 2,531.22-3,492.47-1,536.47

Finding the Fourth Proportional to 2,531.22, 3,492.47 and 1,536.47

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Solution

The fourth proportional to 2,531.22, 3,492.47 and 1,536.47 is: 2,119.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.22 : 3,492.47 = 1,536.47 : x
  2. Step 2: Convert to fraction form
    2,531.22/3,492.47 = 1,536.47/x
  3. Step 3: Cross multiply
    2,531.22x = 3,492.47 × 1,536.47
  4. Step 4: Simplify right side
    2,531.22x = 5,366,050.24
  5. Step 5: Solve for x
    x = 5,366,050.24/2,531.22
  6. Step 6: Final answer
    x = 2,119.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.