Home / 8,831.80-12,187.96-4,852.81

Finding the Fourth Proportional to 8,831.80, 12,187.96 and 4,852.81

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Solution

The fourth proportional to 8,831.80, 12,187.96 and 4,852.81 is: 6,696.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.80 : 12,187.96 = 4,852.81 : x
  2. Step 2: Convert to fraction form
    8,831.80/12,187.96 = 4,852.81/x
  3. Step 3: Cross multiply
    8,831.80x = 12,187.96 × 4,852.81
  4. Step 4: Simplify right side
    8,831.80x = 59,145,854.17
  5. Step 5: Solve for x
    x = 59,145,854.17/8,831.80
  6. Step 6: Final answer
    x = 6,696.92

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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.