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Finding the Fourth Proportional to 3,248.50, 4,483.14 and 1,851.25

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Solution

The fourth proportional to 3,248.50, 4,483.14 and 1,851.25 is: 2,554.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.50 : 4,483.14 = 1,851.25 : x
  2. Step 2: Convert to fraction form
    3,248.50/4,483.14 = 1,851.25/x
  3. Step 3: Cross multiply
    3,248.50x = 4,483.14 × 1,851.25
  4. Step 4: Simplify right side
    3,248.50x = 8,299,412.93
  5. Step 5: Solve for x
    x = 8,299,412.93/3,248.50
  6. Step 6: Final answer
    x = 2,554.84

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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.