Home / 3,637.24-5,454.91-1,172.35

Finding the Fourth Proportional to 3,637.24, 5,454.91 and 1,172.35

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Solution

The fourth proportional to 3,637.24, 5,454.91 and 1,172.35 is: 1,758.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.24 : 5,454.91 = 1,172.35 : x
  2. Step 2: Convert to fraction form
    3,637.24/5,454.91 = 1,172.35/x
  3. Step 3: Cross multiply
    3,637.24x = 5,454.91 × 1,172.35
  4. Step 4: Simplify right side
    3,637.24x = 6,395,063.74
  5. Step 5: Solve for x
    x = 6,395,063.74/3,637.24
  6. Step 6: Final answer
    x = 1,758.22

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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.