Home / 6,281.11-8,666.04-3,627.55

Finding the Fourth Proportional to 6,281.11, 8,666.04 and 3,627.55

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Solution

The fourth proportional to 6,281.11, 8,666.04 and 3,627.55 is: 5,004.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281.11 : 8,666.04 = 3,627.55 : x
  2. Step 2: Convert to fraction form
    6,281.11/8,666.04 = 3,627.55/x
  3. Step 3: Cross multiply
    6,281.11x = 8,666.04 × 3,627.55
  4. Step 4: Simplify right side
    6,281.11x = 31,436,493.40
  5. Step 5: Solve for x
    x = 31,436,493.40/6,281.11
  6. Step 6: Final answer
    x = 5,004.93

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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.