Home / 8,831.36-12,183.36-5,848.40

Finding the Fourth Proportional to 8,831.36, 12,183.36 and 5,848.40

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Solution

The fourth proportional to 8,831.36, 12,183.36 and 5,848.40 is: 8,068.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.36 : 12,183.36 = 5,848.40 : x
  2. Step 2: Convert to fraction form
    8,831.36/12,183.36 = 5,848.40/x
  3. Step 3: Cross multiply
    8,831.36x = 12,183.36 × 5,848.40
  4. Step 4: Simplify right side
    8,831.36x = 71,253,162.62
  5. Step 5: Solve for x
    x = 71,253,162.62/8,831.36
  6. Step 6: Final answer
    x = 8,068.20

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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.