Home / 5,176.34-7,765.45-2,402.63

Finding the Fourth Proportional to 5,176.34, 7,765.45 and 2,402.63

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Solution

The fourth proportional to 5,176.34, 7,765.45 and 2,402.63 is: 3,604.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176.34 : 7,765.45 = 2,402.63 : x
  2. Step 2: Convert to fraction form
    5,176.34/7,765.45 = 2,402.63/x
  3. Step 3: Cross multiply
    5,176.34x = 7,765.45 × 2,402.63
  4. Step 4: Simplify right side
    5,176.34x = 18,657,464.31
  5. Step 5: Solve for x
    x = 18,657,464.31/5,176.34
  6. Step 6: Final answer
    x = 3,604.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.