Home / 5,231.84-7,220.96-3,463.52

Finding the Fourth Proportional to 5,231.84, 7,220.96 and 3,463.52

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Solution

The fourth proportional to 5,231.84, 7,220.96 and 3,463.52 is: 4,780.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231.84 : 7,220.96 = 3,463.52 : x
  2. Step 2: Convert to fraction form
    5,231.84/7,220.96 = 3,463.52/x
  3. Step 3: Cross multiply
    5,231.84x = 7,220.96 × 3,463.52
  4. Step 4: Simplify right side
    5,231.84x = 25,009,939.38
  5. Step 5: Solve for x
    x = 25,009,939.38/5,231.84
  6. Step 6: Final answer
    x = 4,780.33

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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.