Home / 8,668.98-11,945.16-6,673.35

Finding the Fourth Proportional to 8,668.98, 11,945.16 and 6,673.35

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Solution

The fourth proportional to 8,668.98, 11,945.16 and 6,673.35 is: 9,195.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,668.98 : 11,945.16 = 6,673.35 : x
  2. Step 2: Convert to fraction form
    8,668.98/11,945.16 = 6,673.35/x
  3. Step 3: Cross multiply
    8,668.98x = 11,945.16 × 6,673.35
  4. Step 4: Simplify right side
    8,668.98x = 79,714,233.49
  5. Step 5: Solve for x
    x = 79,714,233.49/8,668.98
  6. Step 6: Final answer
    x = 9,195.34

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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.