Home / 8,831.57-12,187.43-4,852.60

Finding the Fourth Proportional to 8,831.57, 12,187.43 and 4,852.60

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Solution

The fourth proportional to 8,831.57, 12,187.43 and 4,852.60 is: 6,696.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.57 : 12,187.43 = 4,852.60 : x
  2. Step 2: Convert to fraction form
    8,831.57/12,187.43 = 4,852.60/x
  3. Step 3: Cross multiply
    8,831.57x = 12,187.43 × 4,852.60
  4. Step 4: Simplify right side
    8,831.57x = 59,140,720.56
  5. Step 5: Solve for x
    x = 59,140,720.56/8,831.57
  6. Step 6: Final answer
    x = 6,696.51

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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.