Home / 2,492.32-3,438.84-1,444.36

Finding the Fourth Proportional to 2,492.32, 3,438.84 and 1,444.36

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Solution

The fourth proportional to 2,492.32, 3,438.84 and 1,444.36 is: 1,992.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.32 : 3,438.84 = 1,444.36 : x
  2. Step 2: Convert to fraction form
    2,492.32/3,438.84 = 1,444.36/x
  3. Step 3: Cross multiply
    2,492.32x = 3,438.84 × 1,444.36
  4. Step 4: Simplify right side
    2,492.32x = 4,966,922.94
  5. Step 5: Solve for x
    x = 4,966,922.94/2,492.32
  6. Step 6: Final answer
    x = 1,992.89

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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.