Home / 8,368.06-11,548.62-4,831.80

Finding the Fourth Proportional to 8,368.06, 11,548.62 and 4,831.80

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Solution

The fourth proportional to 8,368.06, 11,548.62 and 4,831.80 is: 6,668.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,368.06 : 11,548.62 = 4,831.80 : x
  2. Step 2: Convert to fraction form
    8,368.06/11,548.62 = 4,831.80/x
  3. Step 3: Cross multiply
    8,368.06x = 11,548.62 × 4,831.80
  4. Step 4: Simplify right side
    8,368.06x = 55,800,622.12
  5. Step 5: Solve for x
    x = 55,800,622.12/8,368.06
  6. Step 6: Final answer
    x = 6,668.29

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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.