Home / 9,747.23-13,450.23-5,497.79

Finding the Fourth Proportional to 9,747.23, 13,450.23 and 5,497.79

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Solution

The fourth proportional to 9,747.23, 13,450.23 and 5,497.79 is: 7,586.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,747.23 : 13,450.23 = 5,497.79 : x
  2. Step 2: Convert to fraction form
    9,747.23/13,450.23 = 5,497.79/x
  3. Step 3: Cross multiply
    9,747.23x = 13,450.23 × 5,497.79
  4. Step 4: Simplify right side
    9,747.23x = 73,946,445.25
  5. Step 5: Solve for x
    x = 73,946,445.25/9,747.23
  6. Step 6: Final answer
    x = 7,586.41

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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.