Home / 3,614.03-5,420.96-1,666.23

Finding the Fourth Proportional to 3,614.03, 5,420.96 and 1,666.23

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Solution

The fourth proportional to 3,614.03, 5,420.96 and 1,666.23 is: 2,499.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.03 : 5,420.96 = 1,666.23 : x
  2. Step 2: Convert to fraction form
    3,614.03/5,420.96 = 1,666.23/x
  3. Step 3: Cross multiply
    3,614.03x = 5,420.96 × 1,666.23
  4. Step 4: Simplify right side
    3,614.03x = 9,032,557.85
  5. Step 5: Solve for x
    x = 9,032,557.85/3,614.03
  6. Step 6: Final answer
    x = 2,499.31

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1.5x scale

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.