Home / 5,371.05-7,403.49-4,234.89

Finding the Fourth Proportional to 5,371.05, 7,403.49 and 4,234.89

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Solution

The fourth proportional to 5,371.05, 7,403.49 and 4,234.89 is: 5,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.05 : 7,403.49 = 4,234.89 : x
  2. Step 2: Convert to fraction form
    5,371.05/7,403.49 = 4,234.89/x
  3. Step 3: Cross multiply
    5,371.05x = 7,403.49 × 4,234.89
  4. Step 4: Simplify right side
    5,371.05x = 31,352,965.77
  5. Step 5: Solve for x
    x = 31,352,965.77/5,371.05
  6. Step 6: Final answer
    x = 5,837.40

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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.