Home / 3,666.55-5,058.87-2,173.24

Finding the Fourth Proportional to 3,666.55, 5,058.87 and 2,173.24

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Solution

The fourth proportional to 3,666.55, 5,058.87 and 2,173.24 is: 2,998.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.55 : 5,058.87 = 2,173.24 : x
  2. Step 2: Convert to fraction form
    3,666.55/5,058.87 = 2,173.24/x
  3. Step 3: Cross multiply
    3,666.55x = 5,058.87 × 2,173.24
  4. Step 4: Simplify right side
    3,666.55x = 10,994,138.64
  5. Step 5: Solve for x
    x = 10,994,138.64/3,666.55
  6. Step 6: Final answer
    x = 2,998.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.