Home / 4,779.74-6,601.56-3,183.76

Finding the Fourth Proportional to 4,779.74, 6,601.56 and 3,183.76

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Solution

The fourth proportional to 4,779.74, 6,601.56 and 3,183.76 is: 4,397.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.74 : 6,601.56 = 3,183.76 : x
  2. Step 2: Convert to fraction form
    4,779.74/6,601.56 = 3,183.76/x
  3. Step 3: Cross multiply
    4,779.74x = 6,601.56 × 3,183.76
  4. Step 4: Simplify right side
    4,779.74x = 21,017,741.84
  5. Step 5: Solve for x
    x = 21,017,741.84/4,779.74
  6. Step 6: Final answer
    x = 4,397.26

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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.