Home / 5,970.45-8,239.16-3,317.85

Finding the Fourth Proportional to 5,970.45, 8,239.16 and 3,317.85

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Solution

The fourth proportional to 5,970.45, 8,239.16 and 3,317.85 is: 4,578.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.45 : 8,239.16 = 3,317.85 : x
  2. Step 2: Convert to fraction form
    5,970.45/8,239.16 = 3,317.85/x
  3. Step 3: Cross multiply
    5,970.45x = 8,239.16 × 3,317.85
  4. Step 4: Simplify right side
    5,970.45x = 27,336,280.42
  5. Step 5: Solve for x
    x = 27,336,280.42/5,970.45
  6. Step 6: Final answer
    x = 4,578.60

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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.