Home / 2,492.91-3,439.40-1,444.23

Finding the Fourth Proportional to 2,492.91, 3,439.40 and 1,444.23

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Solution

The fourth proportional to 2,492.91, 3,439.40 and 1,444.23 is: 1,992.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.91 : 3,439.40 = 1,444.23 : x
  2. Step 2: Convert to fraction form
    2,492.91/3,439.40 = 1,444.23/x
  3. Step 3: Cross multiply
    2,492.91x = 3,439.40 × 1,444.23
  4. Step 4: Simplify right side
    2,492.91x = 4,967,277.44
  5. Step 5: Solve for x
    x = 4,967,277.44/2,492.91
  6. Step 6: Final answer
    x = 1,992.56

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1.5x scale

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.