Home / 12,804.32-19,207.47-4,910.62

Finding the Fourth Proportional to 12,804.32, 19,207.47 and 4,910.62

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Solution

The fourth proportional to 12,804.32, 19,207.47 and 4,910.62 is: 7,366.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804.32 : 19,207.47 = 4,910.62 : x
  2. Step 2: Convert to fraction form
    12,804.32/19,207.47 = 4,910.62/x
  3. Step 3: Cross multiply
    12,804.32x = 19,207.47 × 4,910.62
  4. Step 4: Simplify right side
    12,804.32x = 94,320,586.33
  5. Step 5: Solve for x
    x = 94,320,586.33/12,804.32
  6. Step 6: Final answer
    x = 7,366.31

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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.