Home / 3,235.72-4,853.58-1,385.63

Finding the Fourth Proportional to 3,235.72, 4,853.58 and 1,385.63

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Solution

The fourth proportional to 3,235.72, 4,853.58 and 1,385.63 is: 2,078.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.72 : 4,853.58 = 1,385.63 : x
  2. Step 2: Convert to fraction form
    3,235.72/4,853.58 = 1,385.63/x
  3. Step 3: Cross multiply
    3,235.72x = 4,853.58 × 1,385.63
  4. Step 4: Simplify right side
    3,235.72x = 6,725,266.06
  5. Step 5: Solve for x
    x = 6,725,266.06/3,235.72
  6. Step 6: Final answer
    x = 2,078.45

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Similar ratio
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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.