Home / 4,778.42-6,596.91-3,101.31

Finding the Fourth Proportional to 4,778.42, 6,596.91 and 3,101.31

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Solution

The fourth proportional to 4,778.42, 6,596.91 and 3,101.31 is: 4,281.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778.42 : 6,596.91 = 3,101.31 : x
  2. Step 2: Convert to fraction form
    4,778.42/6,596.91 = 3,101.31/x
  3. Step 3: Cross multiply
    4,778.42x = 6,596.91 × 3,101.31
  4. Step 4: Simplify right side
    4,778.42x = 20,459,062.95
  5. Step 5: Solve for x
    x = 20,459,062.95/4,778.42
  6. Step 6: Final answer
    x = 4,281.56

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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.