Home / 12,804.16-19,207.38-4,906.36

Finding the Fourth Proportional to 12,804.16, 19,207.38 and 4,906.36

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Solution

The fourth proportional to 12,804.16, 19,207.38 and 4,906.36 is: 7,359.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804.16 : 19,207.38 = 4,906.36 : x
  2. Step 2: Convert to fraction form
    12,804.16/19,207.38 = 4,906.36/x
  3. Step 3: Cross multiply
    12,804.16x = 19,207.38 × 4,906.36
  4. Step 4: Simplify right side
    12,804.16x = 94,238,227.71
  5. Step 5: Solve for x
    x = 94,238,227.71/12,804.16
  6. Step 6: Final answer
    x = 7,359.97

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1.5x scale

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.