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Finding the Fourth Proportional to 6,607.06, 9,910.92 and 1,676.74

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Solution

The fourth proportional to 6,607.06, 9,910.92 and 1,676.74 is: 2,515.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607.06 : 9,910.92 = 1,676.74 : x
  2. Step 2: Convert to fraction form
    6,607.06/9,910.92 = 1,676.74/x
  3. Step 3: Cross multiply
    6,607.06x = 9,910.92 × 1,676.74
  4. Step 4: Simplify right side
    6,607.06x = 16,618,036.00
  5. Step 5: Solve for x
    x = 16,618,036.00/6,607.06
  6. Step 6: Final answer
    x = 2,515.19

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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.