Home / 3,770.28-5,653.36-1,304.88

Finding the Fourth Proportional to 3,770.28, 5,653.36 and 1,304.88

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Solution

The fourth proportional to 3,770.28, 5,653.36 and 1,304.88 is: 1,956.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.28 : 5,653.36 = 1,304.88 : x
  2. Step 2: Convert to fraction form
    3,770.28/5,653.36 = 1,304.88/x
  3. Step 3: Cross multiply
    3,770.28x = 5,653.36 × 1,304.88
  4. Step 4: Simplify right side
    3,770.28x = 7,376,956.40
  5. Step 5: Solve for x
    x = 7,376,956.40/3,770.28
  6. Step 6: Final answer
    x = 1,956.61

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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.