Home / 4,128.04-6,194.58-1,787.59

Finding the Fourth Proportional to 4,128.04, 6,194.58 and 1,787.59

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Solution

The fourth proportional to 4,128.04, 6,194.58 and 1,787.59 is: 2,682.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128.04 : 6,194.58 = 1,787.59 : x
  2. Step 2: Convert to fraction form
    4,128.04/6,194.58 = 1,787.59/x
  3. Step 3: Cross multiply
    4,128.04x = 6,194.58 × 1,787.59
  4. Step 4: Simplify right side
    4,128.04x = 11,073,369.26
  5. Step 5: Solve for x
    x = 11,073,369.26/4,128.04
  6. Step 6: Final answer
    x = 2,682.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.