Home / 8,396.85-11,587.95-4,620.33

Finding the Fourth Proportional to 8,396.85, 11,587.95 and 4,620.33

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Solution

The fourth proportional to 8,396.85, 11,587.95 and 4,620.33 is: 6,376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396.85 : 11,587.95 = 4,620.33 : x
  2. Step 2: Convert to fraction form
    8,396.85/11,587.95 = 4,620.33/x
  3. Step 3: Cross multiply
    8,396.85x = 11,587.95 × 4,620.33
  4. Step 4: Simplify right side
    8,396.85x = 53,540,153.02
  5. Step 5: Solve for x
    x = 53,540,153.02/8,396.85
  6. Step 6: Final answer
    x = 6,376.22

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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.