Home / 3,635.51-5,453.91-1,170.95

Finding the Fourth Proportional to 3,635.51, 5,453.91 and 1,170.95

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Solution

The fourth proportional to 3,635.51, 5,453.91 and 1,170.95 is: 1,756.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.51 : 5,453.91 = 1,170.95 : x
  2. Step 2: Convert to fraction form
    3,635.51/5,453.91 = 1,170.95/x
  3. Step 3: Cross multiply
    3,635.51x = 5,453.91 × 1,170.95
  4. Step 4: Simplify right side
    3,635.51x = 6,386,228.64
  5. Step 5: Solve for x
    x = 6,386,228.64/3,635.51
  6. Step 6: Final answer
    x = 1,756.63

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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.