Home / 6,859.50-9,456.39-4,874.60

Finding the Fourth Proportional to 6,859.50, 9,456.39 and 4,874.60

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Solution

The fourth proportional to 6,859.50, 9,456.39 and 4,874.60 is: 6,720.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,859.50 : 9,456.39 = 4,874.60 : x
  2. Step 2: Convert to fraction form
    6,859.50/9,456.39 = 4,874.60/x
  3. Step 3: Cross multiply
    6,859.50x = 9,456.39 × 4,874.60
  4. Step 4: Simplify right side
    6,859.50x = 46,096,071.41
  5. Step 5: Solve for x
    x = 46,096,071.41/6,859.50
  6. Step 6: Final answer
    x = 6,720.03

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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.