Home / 2,064.92-2,849.55-1,180.80

Finding the Fourth Proportional to 2,064.92, 2,849.55 and 1,180.80

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Solution

The fourth proportional to 2,064.92, 2,849.55 and 1,180.80 is: 1,629.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064.92 : 2,849.55 = 1,180.80 : x
  2. Step 2: Convert to fraction form
    2,064.92/2,849.55 = 1,180.80/x
  3. Step 3: Cross multiply
    2,064.92x = 2,849.55 × 1,180.80
  4. Step 4: Simplify right side
    2,064.92x = 3,364,748.64
  5. Step 5: Solve for x
    x = 3,364,748.64/2,064.92
  6. Step 6: Final answer
    x = 1,629.49

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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.