Home / 2,376.64-3,277.20-1,668.25

Finding the Fourth Proportional to 2,376.64, 3,277.20 and 1,668.25

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Solution

The fourth proportional to 2,376.64, 3,277.20 and 1,668.25 is: 2,300.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376.64 : 3,277.20 = 1,668.25 : x
  2. Step 2: Convert to fraction form
    2,376.64/3,277.20 = 1,668.25/x
  3. Step 3: Cross multiply
    2,376.64x = 3,277.20 × 1,668.25
  4. Step 4: Simplify right side
    2,376.64x = 5,467,188.90
  5. Step 5: Solve for x
    x = 5,467,188.90/2,376.64
  6. Step 6: Final answer
    x = 2,300.39

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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.