Home / 2,477.91-3,716.87-1,180.29

Finding the Fourth Proportional to 2,477.91, 3,716.87 and 1,180.29

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Solution

The fourth proportional to 2,477.91, 3,716.87 and 1,180.29 is: 1,770.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477.91 : 3,716.87 = 1,180.29 : x
  2. Step 2: Convert to fraction form
    2,477.91/3,716.87 = 1,180.29/x
  3. Step 3: Cross multiply
    2,477.91x = 3,716.87 × 1,180.29
  4. Step 4: Simplify right side
    2,477.91x = 4,386,984.49
  5. Step 5: Solve for x
    x = 4,386,984.49/2,477.91
  6. Step 6: Final answer
    x = 1,770.44

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1.5x scale

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.