Home / 2,487.96-3,432.51-1,492.47

Finding the Fourth Proportional to 2,487.96, 3,432.51 and 1,492.47

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Solution

The fourth proportional to 2,487.96, 3,432.51 and 1,492.47 is: 2,059.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487.96 : 3,432.51 = 1,492.47 : x
  2. Step 2: Convert to fraction form
    2,487.96/3,432.51 = 1,492.47/x
  3. Step 3: Cross multiply
    2,487.96x = 3,432.51 × 1,492.47
  4. Step 4: Simplify right side
    2,487.96x = 5,122,918.20
  5. Step 5: Solve for x
    x = 5,122,918.20/2,487.96
  6. Step 6: Final answer
    x = 2,059.08

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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.