Home / 7,261.23-10,020.20-4,277.19

Finding the Fourth Proportional to 7,261.23, 10,020.20 and 4,277.19

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Solution

The fourth proportional to 7,261.23, 10,020.20 and 4,277.19 is: 5,902.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.23 : 10,020.20 = 4,277.19 : x
  2. Step 2: Convert to fraction form
    7,261.23/10,020.20 = 4,277.19/x
  3. Step 3: Cross multiply
    7,261.23x = 10,020.20 × 4,277.19
  4. Step 4: Simplify right side
    7,261.23x = 42,858,277.85
  5. Step 5: Solve for x
    x = 42,858,277.85/7,261.23
  6. Step 6: Final answer
    x = 5,902.34

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Half scale
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Double scale
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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.