Home / 4,779.93-7,169.58-2,005.14

Finding the Fourth Proportional to 4,779.93, 7,169.58 and 2,005.14

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Solution

The fourth proportional to 4,779.93, 7,169.58 and 2,005.14 is: 3,007.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.93 : 7,169.58 = 2,005.14 : x
  2. Step 2: Convert to fraction form
    4,779.93/7,169.58 = 2,005.14/x
  3. Step 3: Cross multiply
    4,779.93x = 7,169.58 × 2,005.14
  4. Step 4: Simplify right side
    4,779.93x = 14,376,011.64
  5. Step 5: Solve for x
    x = 14,376,011.64/4,779.93
  6. Step 6: Final answer
    x = 3,007.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.