Home / 7,261.45-10,020.50-4,277.41

Finding the Fourth Proportional to 7,261.45, 10,020.50 and 4,277.41

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Solution

The fourth proportional to 7,261.45, 10,020.50 and 4,277.41 is: 5,902.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.45 : 10,020.50 = 4,277.41 : x
  2. Step 2: Convert to fraction form
    7,261.45/10,020.50 = 4,277.41/x
  3. Step 3: Cross multiply
    7,261.45x = 10,020.50 × 4,277.41
  4. Step 4: Simplify right side
    7,261.45x = 42,861,786.91
  5. Step 5: Solve for x
    x = 42,861,786.91/7,261.45
  6. Step 6: Final answer
    x = 5,902.65

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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.