Home / 3,666.80-5,059.23-2,175.05

Finding the Fourth Proportional to 3,666.80, 5,059.23 and 2,175.05

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Solution

The fourth proportional to 3,666.80, 5,059.23 and 2,175.05 is: 3,001.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.80 : 5,059.23 = 2,175.05 : x
  2. Step 2: Convert to fraction form
    3,666.80/5,059.23 = 2,175.05/x
  3. Step 3: Cross multiply
    3,666.80x = 5,059.23 × 2,175.05
  4. Step 4: Simplify right side
    3,666.80x = 11,004,082.70
  5. Step 5: Solve for x
    x = 11,004,082.70/3,666.80
  6. Step 6: Final answer
    x = 3,001.00

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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.