Home / 2,531.17-3,492.75-1,536.31

Finding the Fourth Proportional to 2,531.17, 3,492.75 and 1,536.31

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Solution

The fourth proportional to 2,531.17, 3,492.75 and 1,536.31 is: 2,119.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.17 : 3,492.75 = 1,536.31 : x
  2. Step 2: Convert to fraction form
    2,531.17/3,492.75 = 1,536.31/x
  3. Step 3: Cross multiply
    2,531.17x = 3,492.75 × 1,536.31
  4. Step 4: Simplify right side
    2,531.17x = 5,365,946.75
  5. Step 5: Solve for x
    x = 5,365,946.75/2,531.17
  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.