Home / 4,960.80-7,430.85-2,330.55

Finding the Fourth Proportional to 4,960.80, 7,430.85 and 2,330.55

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Solution

The fourth proportional to 4,960.80, 7,430.85 and 2,330.55 is: 3,490.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,960.80 : 7,430.85 = 2,330.55 : x
  2. Step 2: Convert to fraction form
    4,960.80/7,430.85 = 2,330.55/x
  3. Step 3: Cross multiply
    4,960.80x = 7,430.85 × 2,330.55
  4. Step 4: Simplify right side
    4,960.80x = 17,317,967.47
  5. Step 5: Solve for x
    x = 17,317,967.47/4,960.80
  6. Step 6: Final answer
    x = 3,490.96

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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.