Home / 7,848.92-11,779.86-3,235.16

Finding the Fourth Proportional to 7,848.92, 11,779.86 and 3,235.16

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Solution

The fourth proportional to 7,848.92, 11,779.86 and 3,235.16 is: 4,855.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.92 : 11,779.86 = 3,235.16 : x
  2. Step 2: Convert to fraction form
    7,848.92/11,779.86 = 3,235.16/x
  3. Step 3: Cross multiply
    7,848.92x = 11,779.86 × 3,235.16
  4. Step 4: Simplify right side
    7,848.92x = 38,109,731.88
  5. Step 5: Solve for x
    x = 38,109,731.88/7,848.92
  6. Step 6: Final answer
    x = 4,855.41

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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.