Home / 12,795.80-19,192.44-4,474.28

Finding the Fourth Proportional to 12,795.80, 19,192.44 and 4,474.28

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Solution

The fourth proportional to 12,795.80, 19,192.44 and 4,474.28 is: 6,710.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,795.80 : 19,192.44 = 4,474.28 : x
  2. Step 2: Convert to fraction form
    12,795.80/19,192.44 = 4,474.28/x
  3. Step 3: Cross multiply
    12,795.80x = 19,192.44 × 4,474.28
  4. Step 4: Simplify right side
    12,795.80x = 85,872,350.44
  5. Step 5: Solve for x
    x = 85,872,350.44/12,795.80
  6. Step 6: Final answer
    x = 6,710.98

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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.