Home / 7,436.75-10,262.85-4,079.73

Finding the Fourth Proportional to 7,436.75, 10,262.85 and 4,079.73

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Solution

The fourth proportional to 7,436.75, 10,262.85 and 4,079.73 is: 5,630.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,436.75 : 10,262.85 = 4,079.73 : x
  2. Step 2: Convert to fraction form
    7,436.75/10,262.85 = 4,079.73/x
  3. Step 3: Cross multiply
    7,436.75x = 10,262.85 × 4,079.73
  4. Step 4: Simplify right side
    7,436.75x = 41,869,636.63
  5. Step 5: Solve for x
    x = 41,869,636.63/7,436.75
  6. Step 6: Final answer
    x = 5,630.10

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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.