Home / 3,551.10-5,326.65-1,359.83

Finding the Fourth Proportional to 3,551.10, 5,326.65 and 1,359.83

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Solution

The fourth proportional to 3,551.10, 5,326.65 and 1,359.83 is: 2,039.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.10 : 5,326.65 = 1,359.83 : x
  2. Step 2: Convert to fraction form
    3,551.10/5,326.65 = 1,359.83/x
  3. Step 3: Cross multiply
    3,551.10x = 5,326.65 × 1,359.83
  4. Step 4: Simplify right side
    3,551.10x = 7,243,331.81
  5. Step 5: Solve for x
    x = 7,243,331.81/3,551.10
  6. Step 6: Final answer
    x = 2,039.74

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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.