Home / 5,886.50-8,831.27-2,188.85

Finding the Fourth Proportional to 5,886.50, 8,831.27 and 2,188.85

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Solution

The fourth proportional to 5,886.50, 8,831.27 and 2,188.85 is: 3,283.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,886.50 : 8,831.27 = 2,188.85 : x
  2. Step 2: Convert to fraction form
    5,886.50/8,831.27 = 2,188.85/x
  3. Step 3: Cross multiply
    5,886.50x = 8,831.27 × 2,188.85
  4. Step 4: Simplify right side
    5,886.50x = 19,330,325.34
  5. Step 5: Solve for x
    x = 19,330,325.34/5,886.50
  6. Step 6: Final answer
    x = 3,283.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.