Home / 4,770.36-6,583.92-2,782.08

Finding the Fourth Proportional to 4,770.36, 6,583.92 and 2,782.08

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Solution

The fourth proportional to 4,770.36, 6,583.92 and 2,782.08 is: 3,839.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.36 : 6,583.92 = 2,782.08 : x
  2. Step 2: Convert to fraction form
    4,770.36/6,583.92 = 2,782.08/x
  3. Step 3: Cross multiply
    4,770.36x = 6,583.92 × 2,782.08
  4. Step 4: Simplify right side
    4,770.36x = 18,316,992.15
  5. Step 5: Solve for x
    x = 18,316,992.15/4,770.36
  6. Step 6: Final answer
    x = 3,839.75

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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.