Home / 4,768.56-6,580.49-2,779.29

Finding the Fourth Proportional to 4,768.56, 6,580.49 and 2,779.29

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Solution

The fourth proportional to 4,768.56, 6,580.49 and 2,779.29 is: 3,835.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.56 : 6,580.49 = 2,779.29 : x
  2. Step 2: Convert to fraction form
    4,768.56/6,580.49 = 2,779.29/x
  3. Step 3: Cross multiply
    4,768.56x = 6,580.49 × 2,779.29
  4. Step 4: Simplify right side
    4,768.56x = 18,289,076.16
  5. Step 5: Solve for x
    x = 18,289,076.16/4,768.56
  6. Step 6: Final answer
    x = 3,835.35

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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.