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Finding the Fourth Proportional to 4,779.36, 6,594.08 and 2,789.44

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Solution

The fourth proportional to 4,779.36, 6,594.08 and 2,789.44 is: 3,848.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.36 : 6,594.08 = 2,789.44 : x
  2. Step 2: Convert to fraction form
    4,779.36/6,594.08 = 2,789.44/x
  3. Step 3: Cross multiply
    4,779.36x = 6,594.08 × 2,789.44
  4. Step 4: Simplify right side
    4,779.36x = 18,393,790.52
  5. Step 5: Solve for x
    x = 18,393,790.52/4,779.36
  6. Step 6: Final answer
    x = 3,848.59

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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.