Home / 2,064.40-2,849.07-1,180.03

Finding the Fourth Proportional to 2,064.40, 2,849.07 and 1,180.03

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Solution

The fourth proportional to 2,064.40, 2,849.07 and 1,180.03 is: 1,628.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064.40 : 2,849.07 = 1,180.03 : x
  2. Step 2: Convert to fraction form
    2,064.40/2,849.07 = 1,180.03/x
  3. Step 3: Cross multiply
    2,064.40x = 2,849.07 × 1,180.03
  4. Step 4: Simplify right side
    2,064.40x = 3,361,982.17
  5. Step 5: Solve for x
    x = 3,361,982.17/2,064.40
  6. Step 6: Final answer
    x = 1,628.55

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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.