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Finding the Fourth Proportional to 2,653.02, 3,973.05 and 1,676.16

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Solution

The fourth proportional to 2,653.02, 3,973.05 and 1,676.16 is: 2,510.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653.02 : 3,973.05 = 1,676.16 : x
  2. Step 2: Convert to fraction form
    2,653.02/3,973.05 = 1,676.16/x
  3. Step 3: Cross multiply
    2,653.02x = 3,973.05 × 1,676.16
  4. Step 4: Simplify right side
    2,653.02x = 6,659,467.49
  5. Step 5: Solve for x
    x = 6,659,467.49/2,653.02
  6. Step 6: Final answer
    x = 2,510.15

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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.