Home / 5,970.75-8,239.01-3,317.86

Finding the Fourth Proportional to 5,970.75, 8,239.01 and 3,317.86

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Solution

The fourth proportional to 5,970.75, 8,239.01 and 3,317.86 is: 4,578.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.75 : 8,239.01 = 3,317.86 : x
  2. Step 2: Convert to fraction form
    5,970.75/8,239.01 = 3,317.86/x
  3. Step 3: Cross multiply
    5,970.75x = 8,239.01 × 3,317.86
  4. Step 4: Simplify right side
    5,970.75x = 27,335,881.72
  5. Step 5: Solve for x
    x = 27,335,881.72/5,970.75
  6. Step 6: Final answer
    x = 4,578.30

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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.