Home / 3,312.26-4,567.89-2,961.93

Finding the Fourth Proportional to 3,312.26, 4,567.89 and 2,961.93

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Solution

The fourth proportional to 3,312.26, 4,567.89 and 2,961.93 is: 4,084.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.26 : 4,567.89 = 2,961.93 : x
  2. Step 2: Convert to fraction form
    3,312.26/4,567.89 = 2,961.93/x
  3. Step 3: Cross multiply
    3,312.26x = 4,567.89 × 2,961.93
  4. Step 4: Simplify right side
    3,312.26x = 13,529,770.43
  5. Step 5: Solve for x
    x = 13,529,770.43/3,312.26
  6. Step 6: Final answer
    x = 4,084.76

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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.