Home / 11,270.46-15,553.80-6,795.65

Finding the Fourth Proportional to 11,270.46, 15,553.80 and 6,795.65

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Solution

The fourth proportional to 11,270.46, 15,553.80 and 6,795.65 is: 9,378.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270.46 : 15,553.80 = 6,795.65 : x
  2. Step 2: Convert to fraction form
    11,270.46/15,553.80 = 6,795.65/x
  3. Step 3: Cross multiply
    11,270.46x = 15,553.80 × 6,795.65
  4. Step 4: Simplify right side
    11,270.46x = 105,698,219.85
  5. Step 5: Solve for x
    x = 105,698,219.85/11,270.46
  6. Step 6: Final answer
    x = 9,378.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.