Home / 5,596.75-7,723.56-3,078.79

Finding the Fourth Proportional to 5,596.75, 7,723.56 and 3,078.79

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Solution

The fourth proportional to 5,596.75, 7,723.56 and 3,078.79 is: 4,248.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,596.75 : 7,723.56 = 3,078.79 : x
  2. Step 2: Convert to fraction form
    5,596.75/7,723.56 = 3,078.79/x
  3. Step 3: Cross multiply
    5,596.75x = 7,723.56 × 3,078.79
  4. Step 4: Simplify right side
    5,596.75x = 23,779,219.29
  5. Step 5: Solve for x
    x = 23,779,219.29/5,596.75
  6. Step 6: Final answer
    x = 4,248.75

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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.