Home / 3,553.86-5,331.48-1,606.07

Finding the Fourth Proportional to 3,553.86, 5,331.48 and 1,606.07

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Solution

The fourth proportional to 3,553.86, 5,331.48 and 1,606.07 is: 2,409.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.86 : 5,331.48 = 1,606.07 : x
  2. Step 2: Convert to fraction form
    3,553.86/5,331.48 = 1,606.07/x
  3. Step 3: Cross multiply
    3,553.86x = 5,331.48 × 1,606.07
  4. Step 4: Simplify right side
    3,553.86x = 8,562,695.40
  5. Step 5: Solve for x
    x = 8,562,695.40/3,553.86
  6. Step 6: Final answer
    x = 2,409.41

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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.