Home / 3,000.31-4,496.51-1,333.87

Finding the Fourth Proportional to 3,000.31, 4,496.51 and 1,333.87

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Solution

The fourth proportional to 3,000.31, 4,496.51 and 1,333.87 is: 1,999.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000.31 : 4,496.51 = 1,333.87 : x
  2. Step 2: Convert to fraction form
    3,000.31/4,496.51 = 1,333.87/x
  3. Step 3: Cross multiply
    3,000.31x = 4,496.51 × 1,333.87
  4. Step 4: Simplify right side
    3,000.31x = 5,997,751.89
  5. Step 5: Solve for x
    x = 5,997,751.89/3,000.31
  6. Step 6: Final answer
    x = 1,999.05

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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.