Home / 3,672.99-5,068.38-2,180.64

Finding the Fourth Proportional to 3,672.99, 5,068.38 and 2,180.64

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Solution

The fourth proportional to 3,672.99, 5,068.38 and 2,180.64 is: 3,009.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672.99 : 5,068.38 = 2,180.64 : x
  2. Step 2: Convert to fraction form
    3,672.99/5,068.38 = 2,180.64/x
  3. Step 3: Cross multiply
    3,672.99x = 5,068.38 × 2,180.64
  4. Step 4: Simplify right side
    3,672.99x = 11,052,312.16
  5. Step 5: Solve for x
    x = 11,052,312.16/3,672.99
  6. Step 6: Final answer
    x = 3,009.08

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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.