Home / 8,831.45-12,186.81-4,852.48

Finding the Fourth Proportional to 8,831.45, 12,186.81 and 4,852.48

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Solution

The fourth proportional to 8,831.45, 12,186.81 and 4,852.48 is: 6,696.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.45 : 12,186.81 = 4,852.48 : x
  2. Step 2: Convert to fraction form
    8,831.45/12,186.81 = 4,852.48/x
  3. Step 3: Cross multiply
    8,831.45x = 12,186.81 × 4,852.48
  4. Step 4: Simplify right side
    8,831.45x = 59,136,239.52
  5. Step 5: Solve for x
    x = 59,136,239.52/8,831.45
  6. Step 6: Final answer
    x = 6,696.09

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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.