Home / 3,533.09-4,875.72-1,961.19

Finding the Fourth Proportional to 3,533.09, 4,875.72 and 1,961.19

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Solution

The fourth proportional to 3,533.09, 4,875.72 and 1,961.19 is: 2,706.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.09 : 4,875.72 = 1,961.19 : x
  2. Step 2: Convert to fraction form
    3,533.09/4,875.72 = 1,961.19/x
  3. Step 3: Cross multiply
    3,533.09x = 4,875.72 × 1,961.19
  4. Step 4: Simplify right side
    3,533.09x = 9,562,213.31
  5. Step 5: Solve for x
    x = 9,562,213.31/3,533.09
  6. Step 6: Final answer
    x = 2,706.47

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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.