Home / 4,770.37-6,586.31-2,980.58

Finding the Fourth Proportional to 4,770.37, 6,586.31 and 2,980.58

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Solution

The fourth proportional to 4,770.37, 6,586.31 and 2,980.58 is: 4,115.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.37 : 6,586.31 = 2,980.58 : x
  2. Step 2: Convert to fraction form
    4,770.37/6,586.31 = 2,980.58/x
  3. Step 3: Cross multiply
    4,770.37x = 6,586.31 × 2,980.58
  4. Step 4: Simplify right side
    4,770.37x = 19,630,976.03
  5. Step 5: Solve for x
    x = 19,630,976.03/4,770.37
  6. Step 6: Final answer
    x = 4,115.19

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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.