Home / 4,808.08-7,212.16-1,345.36

Finding the Fourth Proportional to 4,808.08, 7,212.16 and 1,345.36

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Solution

The fourth proportional to 4,808.08, 7,212.16 and 1,345.36 is: 2,018.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.08 : 7,212.16 = 1,345.36 : x
  2. Step 2: Convert to fraction form
    4,808.08/7,212.16 = 1,345.36/x
  3. Step 3: Cross multiply
    4,808.08x = 7,212.16 × 1,345.36
  4. Step 4: Simplify right side
    4,808.08x = 9,702,951.58
  5. Step 5: Solve for x
    x = 9,702,951.58/4,808.08
  6. Step 6: Final answer
    x = 2,018.05

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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.