Home / 3,555.70-5,329.50-1,363.48

Finding the Fourth Proportional to 3,555.70, 5,329.50 and 1,363.48

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Solution

The fourth proportional to 3,555.70, 5,329.50 and 1,363.48 is: 2,043.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.70 : 5,329.50 = 1,363.48 : x
  2. Step 2: Convert to fraction form
    3,555.70/5,329.50 = 1,363.48/x
  3. Step 3: Cross multiply
    3,555.70x = 5,329.50 × 1,363.48
  4. Step 4: Simplify right side
    3,555.70x = 7,266,666.66
  5. Step 5: Solve for x
    x = 7,266,666.66/3,555.70
  6. Step 6: Final answer
    x = 2,043.67

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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.