Home / 4,911.35-7,352.55-3,242.40

Finding the Fourth Proportional to 4,911.35, 7,352.55 and 3,242.40

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Solution

The fourth proportional to 4,911.35, 7,352.55 and 3,242.40 is: 4,854.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.35 : 7,352.55 = 3,242.40 : x
  2. Step 2: Convert to fraction form
    4,911.35/7,352.55 = 3,242.40/x
  3. Step 3: Cross multiply
    4,911.35x = 7,352.55 × 3,242.40
  4. Step 4: Simplify right side
    4,911.35x = 23,839,908.12
  5. Step 5: Solve for x
    x = 23,839,908.12/4,911.35
  6. Step 6: Final answer
    x = 4,854.04

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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.