Home / 3,235.59-4,853.43-1,385.55

Finding the Fourth Proportional to 3,235.59, 4,853.43 and 1,385.55

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Solution

The fourth proportional to 3,235.59, 4,853.43 and 1,385.55 is: 2,078.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.59 : 4,853.43 = 1,385.55 : x
  2. Step 2: Convert to fraction form
    3,235.59/4,853.43 = 1,385.55/x
  3. Step 3: Cross multiply
    3,235.59x = 4,853.43 × 1,385.55
  4. Step 4: Simplify right side
    3,235.59x = 6,724,669.94
  5. Step 5: Solve for x
    x = 6,724,669.94/3,235.59
  6. Step 6: Final answer
    x = 2,078.34

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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.