Home / 4,853.36-6,698.40-3,085.76

Finding the Fourth Proportional to 4,853.36, 6,698.40 and 3,085.76

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Solution

The fourth proportional to 4,853.36, 6,698.40 and 3,085.76 is: 4,258.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,853.36 : 6,698.40 = 3,085.76 : x
  2. Step 2: Convert to fraction form
    4,853.36/6,698.40 = 3,085.76/x
  3. Step 3: Cross multiply
    4,853.36x = 6,698.40 × 3,085.76
  4. Step 4: Simplify right side
    4,853.36x = 20,669,654.78
  5. Step 5: Solve for x
    x = 20,669,654.78/4,853.36
  6. Step 6: Final answer
    x = 4,258.83

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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.