Home / 4,284.73-5,912.92-2,421.73

Finding the Fourth Proportional to 4,284.73, 5,912.92 and 2,421.73

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Solution

The fourth proportional to 4,284.73, 5,912.92 and 2,421.73 is: 3,341.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.73 : 5,912.92 = 2,421.73 : x
  2. Step 2: Convert to fraction form
    4,284.73/5,912.92 = 2,421.73/x
  3. Step 3: Cross multiply
    4,284.73x = 5,912.92 × 2,421.73
  4. Step 4: Simplify right side
    4,284.73x = 14,319,495.75
  5. Step 5: Solve for x
    x = 14,319,495.75/4,284.73
  6. Step 6: Final answer
    x = 3,341.98

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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.