Home / 3,731.54-5,150.00-2,159.33

Finding the Fourth Proportional to 3,731.54, 5,150.00 and 2,159.33

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Solution

The fourth proportional to 3,731.54, 5,150.00 and 2,159.33 is: 2,980.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,731.54 : 5,150.00 = 2,159.33 : x
  2. Step 2: Convert to fraction form
    3,731.54/5,150.00 = 2,159.33/x
  3. Step 3: Cross multiply
    3,731.54x = 5,150.00 × 2,159.33
  4. Step 4: Simplify right side
    3,731.54x = 11,120,567.77
  5. Step 5: Solve for x
    x = 11,120,567.77/3,731.54
  6. Step 6: Final answer
    x = 2,980.15

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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.