Home / 2,289.45-3,159.14-1,492.41

Finding the Fourth Proportional to 2,289.45, 3,159.14 and 1,492.41

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Solution

The fourth proportional to 2,289.45, 3,159.14 and 1,492.41 is: 2,059.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289.45 : 3,159.14 = 1,492.41 : x
  2. Step 2: Convert to fraction form
    2,289.45/3,159.14 = 1,492.41/x
  3. Step 3: Cross multiply
    2,289.45x = 3,159.14 × 1,492.41
  4. Step 4: Simplify right side
    2,289.45x = 4,714,732.13
  5. Step 5: Solve for x
    x = 4,714,732.13/2,289.45
  6. Step 6: Final answer
    x = 2,059.33

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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.