Home / 5,970.22-8,238.86-3,317.70

Finding the Fourth Proportional to 5,970.22, 8,238.86 and 3,317.70

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Solution

The fourth proportional to 5,970.22, 8,238.86 and 3,317.70 is: 4,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.22 : 8,238.86 = 3,317.70 : x
  2. Step 2: Convert to fraction form
    5,970.22/8,238.86 = 3,317.70/x
  3. Step 3: Cross multiply
    5,970.22x = 8,238.86 × 3,317.70
  4. Step 4: Simplify right side
    5,970.22x = 27,334,065.82
  5. Step 5: Solve for x
    x = 27,334,065.82/5,970.22
  6. Step 6: Final answer
    x = 4,578.40

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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.