Home / 4,960.56-7,440.96-1,262.88

Finding the Fourth Proportional to 4,960.56, 7,440.96 and 1,262.88

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Solution

The fourth proportional to 4,960.56, 7,440.96 and 1,262.88 is: 1,894.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,960.56 : 7,440.96 = 1,262.88 : x
  2. Step 2: Convert to fraction form
    4,960.56/7,440.96 = 1,262.88/x
  3. Step 3: Cross multiply
    4,960.56x = 7,440.96 × 1,262.88
  4. Step 4: Simplify right side
    4,960.56x = 9,397,039.56
  5. Step 5: Solve for x
    x = 9,397,039.56/4,960.56
  6. Step 6: Final answer
    x = 1,894.35

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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.