Home / 3,114.49-4,668.59-2,019.55

Finding the Fourth Proportional to 3,114.49, 4,668.59 and 2,019.55

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Solution

The fourth proportional to 3,114.49, 4,668.59 and 2,019.55 is: 3,027.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.49 : 4,668.59 = 2,019.55 : x
  2. Step 2: Convert to fraction form
    3,114.49/4,668.59 = 2,019.55/x
  3. Step 3: Cross multiply
    3,114.49x = 4,668.59 × 2,019.55
  4. Step 4: Simplify right side
    3,114.49x = 9,428,440.84
  5. Step 5: Solve for x
    x = 9,428,440.84/3,114.49
  6. Step 6: Final answer
    x = 3,027.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.