Home / 9,747.48-13,450.74-5,971.80

Finding the Fourth Proportional to 9,747.48, 13,450.74 and 5,971.80

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Solution

The fourth proportional to 9,747.48, 13,450.74 and 5,971.80 is: 8,240.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,747.48 : 13,450.74 = 5,971.80 : x
  2. Step 2: Convert to fraction form
    9,747.48/13,450.74 = 5,971.80/x
  3. Step 3: Cross multiply
    9,747.48x = 13,450.74 × 5,971.80
  4. Step 4: Simplify right side
    9,747.48x = 80,325,129.13
  5. Step 5: Solve for x
    x = 80,325,129.13/9,747.48
  6. Step 6: Final answer
    x = 8,240.60

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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.