Home / 2,064.36-2,849.10-1,180.21

Finding the Fourth Proportional to 2,064.36, 2,849.10 and 1,180.21

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Solution

The fourth proportional to 2,064.36, 2,849.10 and 1,180.21 is: 1,628.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064.36 : 2,849.10 = 1,180.21 : x
  2. Step 2: Convert to fraction form
    2,064.36/2,849.10 = 1,180.21/x
  3. Step 3: Cross multiply
    2,064.36x = 2,849.10 × 1,180.21
  4. Step 4: Simplify right side
    2,064.36x = 3,362,536.31
  5. Step 5: Solve for x
    x = 3,362,536.31/2,064.36
  6. Step 6: Final answer
    x = 1,628.85

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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.