Home / 6,668.06-9,997.23-4,330.40

Finding the Fourth Proportional to 6,668.06, 9,997.23 and 4,330.40

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Solution

The fourth proportional to 6,668.06, 9,997.23 and 4,330.40 is: 6,492.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,668.06 : 9,997.23 = 4,330.40 : x
  2. Step 2: Convert to fraction form
    6,668.06/9,997.23 = 4,330.40/x
  3. Step 3: Cross multiply
    6,668.06x = 9,997.23 × 4,330.40
  4. Step 4: Simplify right side
    6,668.06x = 43,292,004.79
  5. Step 5: Solve for x
    x = 43,292,004.79/6,668.06
  6. Step 6: Final answer
    x = 6,492.44

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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.