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Finding the Fourth Proportional to 3,482.66, 5,243.00 and 3,176.48

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Solution

The fourth proportional to 3,482.66, 5,243.00 and 3,176.48 is: 4,782.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.66 : 5,243.00 = 3,176.48 : x
  2. Step 2: Convert to fraction form
    3,482.66/5,243.00 = 3,176.48/x
  3. Step 3: Cross multiply
    3,482.66x = 5,243.00 × 3,176.48
  4. Step 4: Simplify right side
    3,482.66x = 16,654,281.87
  5. Step 5: Solve for x
    x = 16,654,281.87/3,482.66
  6. Step 6: Final answer
    x = 4,782.05

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.