Home / 2,299.92-3,172.14-1,492.56

Finding the Fourth Proportional to 2,299.92, 3,172.14 and 1,492.56

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Solution

The fourth proportional to 2,299.92, 3,172.14 and 1,492.56 is: 2,058.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.92 : 3,172.14 = 1,492.56 : x
  2. Step 2: Convert to fraction form
    2,299.92/3,172.14 = 1,492.56/x
  3. Step 3: Cross multiply
    2,299.92x = 3,172.14 × 1,492.56
  4. Step 4: Simplify right side
    2,299.92x = 4,734,609.28
  5. Step 5: Solve for x
    x = 4,734,609.28/2,299.92
  6. Step 6: Final answer
    x = 2,058.60

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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.