Home / 3,555.66-5,333.68-1,363.38

Finding the Fourth Proportional to 3,555.66, 5,333.68 and 1,363.38

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Solution

The fourth proportional to 3,555.66, 5,333.68 and 1,363.38 is: 2,045.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.66 : 5,333.68 = 1,363.38 : x
  2. Step 2: Convert to fraction form
    3,555.66/5,333.68 = 1,363.38/x
  3. Step 3: Cross multiply
    3,555.66x = 5,333.68 × 1,363.38
  4. Step 4: Simplify right side
    3,555.66x = 7,271,832.64
  5. Step 5: Solve for x
    x = 7,271,832.64/3,555.66
  6. Step 6: Final answer
    x = 2,045.14

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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.