Home / 2,637.21-3,956.12-1,176.18

Finding the Fourth Proportional to 2,637.21, 3,956.12 and 1,176.18

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Solution

The fourth proportional to 2,637.21, 3,956.12 and 1,176.18 is: 1,764.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637.21 : 3,956.12 = 1,176.18 : x
  2. Step 2: Convert to fraction form
    2,637.21/3,956.12 = 1,176.18/x
  3. Step 3: Cross multiply
    2,637.21x = 3,956.12 × 1,176.18
  4. Step 4: Simplify right side
    2,637.21x = 4,653,109.22
  5. Step 5: Solve for x
    x = 4,653,109.22/2,637.21
  6. Step 6: Final answer
    x = 1,764.41

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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.