Home / 8,120.41-11,204.80-4,582.60

Finding the Fourth Proportional to 8,120.41, 11,204.80 and 4,582.60

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Solution

The fourth proportional to 8,120.41, 11,204.80 and 4,582.60 is: 6,323.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,120.41 : 11,204.80 = 4,582.60 : x
  2. Step 2: Convert to fraction form
    8,120.41/11,204.80 = 4,582.60/x
  3. Step 3: Cross multiply
    8,120.41x = 11,204.80 × 4,582.60
  4. Step 4: Simplify right side
    8,120.41x = 51,347,116.48
  5. Step 5: Solve for x
    x = 51,347,116.48/8,120.41
  6. Step 6: Final answer
    x = 6,323.22

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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.