Home / 2,487.63-3,432.39-1,492.53

Finding the Fourth Proportional to 2,487.63, 3,432.39 and 1,492.53

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Solution

The fourth proportional to 2,487.63, 3,432.39 and 1,492.53 is: 2,059.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487.63 : 3,432.39 = 1,492.53 : x
  2. Step 2: Convert to fraction form
    2,487.63/3,432.39 = 1,492.53/x
  3. Step 3: Cross multiply
    2,487.63x = 3,432.39 × 1,492.53
  4. Step 4: Simplify right side
    2,487.63x = 5,122,945.05
  5. Step 5: Solve for x
    x = 5,122,945.05/2,487.63
  6. Step 6: Final answer
    x = 2,059.37

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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.