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Finding the Fourth Proportional to 2,676.67, 3,693.81 and 1,497.76

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Solution

The fourth proportional to 2,676.67, 3,693.81 and 1,497.76 is: 2,066.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.67 : 3,693.81 = 1,497.76 : x
  2. Step 2: Convert to fraction form
    2,676.67/3,693.81 = 1,497.76/x
  3. Step 3: Cross multiply
    2,676.67x = 3,693.81 × 1,497.76
  4. Step 4: Simplify right side
    2,676.67x = 5,532,440.87
  5. Step 5: Solve for x
    x = 5,532,440.87/2,676.67
  6. Step 6: Final answer
    x = 2,066.91

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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.