Home / 8,831.58-12,186.99-4,852.61

Finding the Fourth Proportional to 8,831.58, 12,186.99 and 4,852.61

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Solution

The fourth proportional to 8,831.58, 12,186.99 and 4,852.61 is: 6,696.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.58 : 12,186.99 = 4,852.61 : x
  2. Step 2: Convert to fraction form
    8,831.58/12,186.99 = 4,852.61/x
  3. Step 3: Cross multiply
    8,831.58x = 12,186.99 × 4,852.61
  4. Step 4: Simplify right side
    8,831.58x = 59,138,648.61
  5. Step 5: Solve for x
    x = 59,138,648.61/8,831.58
  6. Step 6: Final answer
    x = 6,696.27

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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.