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Finding the Fourth Proportional to 3,248.81, 4,873.69 and 940.01

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Solution

The fourth proportional to 3,248.81, 4,873.69 and 940.01 is: 1,410.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.81 : 4,873.69 = 940.01 : x
  2. Step 2: Convert to fraction form
    3,248.81/4,873.69 = 940.01/x
  3. Step 3: Cross multiply
    3,248.81x = 4,873.69 × 940.01
  4. Step 4: Simplify right side
    3,248.81x = 4,581,290.62
  5. Step 5: Solve for x
    x = 4,581,290.62/3,248.81
  6. Step 6: Final answer
    x = 1,410.15

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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.