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Finding the Fourth Proportional to 3,203.82, 4,808.70 and 1,973.63

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Solution

The fourth proportional to 3,203.82, 4,808.70 and 1,973.63 is: 2,962.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.82 : 4,808.70 = 1,973.63 : x
  2. Step 2: Convert to fraction form
    3,203.82/4,808.70 = 1,973.63/x
  3. Step 3: Cross multiply
    3,203.82x = 4,808.70 × 1,973.63
  4. Step 4: Simplify right side
    3,203.82x = 9,490,606.60
  5. Step 5: Solve for x
    x = 9,490,606.60/3,203.82
  6. Step 6: Final answer
    x = 2,962.28

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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.