Home / 3,833.01-5,289.59-2,154.32

Finding the Fourth Proportional to 3,833.01, 5,289.59 and 2,154.32

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Solution

The fourth proportional to 3,833.01, 5,289.59 and 2,154.32 is: 2,972.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833.01 : 5,289.59 = 2,154.32 : x
  2. Step 2: Convert to fraction form
    3,833.01/5,289.59 = 2,154.32/x
  3. Step 3: Cross multiply
    3,833.01x = 5,289.59 × 2,154.32
  4. Step 4: Simplify right side
    3,833.01x = 11,395,432.31
  5. Step 5: Solve for x
    x = 11,395,432.31/3,833.01
  6. Step 6: Final answer
    x = 2,972.97

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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.