Home / 2,492.93-3,740.70-1,107.26

Finding the Fourth Proportional to 2,492.93, 3,740.70 and 1,107.26

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Solution

The fourth proportional to 2,492.93, 3,740.70 and 1,107.26 is: 1,661.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.93 : 3,740.70 = 1,107.26 : x
  2. Step 2: Convert to fraction form
    2,492.93/3,740.70 = 1,107.26/x
  3. Step 3: Cross multiply
    2,492.93x = 3,740.70 × 1,107.26
  4. Step 4: Simplify right side
    2,492.93x = 4,141,927.48
  5. Step 5: Solve for x
    x = 4,141,927.48/2,492.93
  6. Step 6: Final answer
    x = 1,661.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.