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Finding the Fourth Proportional to 6,652.35, 9,180.30 and 3,668.30

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Solution

The fourth proportional to 6,652.35, 9,180.30 and 3,668.30 is: 5,062.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652.35 : 9,180.30 = 3,668.30 : x
  2. Step 2: Convert to fraction form
    6,652.35/9,180.30 = 3,668.30/x
  3. Step 3: Cross multiply
    6,652.35x = 9,180.30 × 3,668.30
  4. Step 4: Simplify right side
    6,652.35x = 33,676,094.49
  5. Step 5: Solve for x
    x = 33,676,094.49/6,652.35
  6. Step 6: Final answer
    x = 5,062.29

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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.