Home / 1,492.53-2,057.55-1,176.42

Finding the Fourth Proportional to 1,492.53, 2,057.55 and 1,176.42

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Solution

The fourth proportional to 1,492.53, 2,057.55 and 1,176.42 is: 1,621.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492.53 : 2,057.55 = 1,176.42 : x
  2. Step 2: Convert to fraction form
    1,492.53/2,057.55 = 1,176.42/x
  3. Step 3: Cross multiply
    1,492.53x = 2,057.55 × 1,176.42
  4. Step 4: Simplify right side
    1,492.53x = 2,420,542.97
  5. Step 5: Solve for x
    x = 2,420,542.97/1,492.53
  6. Step 6: Final answer
    x = 1,621.77

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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.