Home / 2,297.76-3,168.12-1,943.06

Finding the Fourth Proportional to 2,297.76, 3,168.12 and 1,943.06

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Solution

The fourth proportional to 2,297.76, 3,168.12 and 1,943.06 is: 2,679.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297.76 : 3,168.12 = 1,943.06 : x
  2. Step 2: Convert to fraction form
    2,297.76/3,168.12 = 1,943.06/x
  3. Step 3: Cross multiply
    2,297.76x = 3,168.12 × 1,943.06
  4. Step 4: Simplify right side
    2,297.76x = 6,155,831.41
  5. Step 5: Solve for x
    x = 6,155,831.41/2,297.76
  6. Step 6: Final answer
    x = 2,679.06

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1.5x scale

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.