Home / 7,661.34-11,483.39-3,902.58

Finding the Fourth Proportional to 7,661.34, 11,483.39 and 3,902.58

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Solution

The fourth proportional to 7,661.34, 11,483.39 and 3,902.58 is: 5,849.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661.34 : 11,483.39 = 3,902.58 : x
  2. Step 2: Convert to fraction form
    7,661.34/11,483.39 = 3,902.58/x
  3. Step 3: Cross multiply
    7,661.34x = 11,483.39 × 3,902.58
  4. Step 4: Simplify right side
    7,661.34x = 44,814,848.15
  5. Step 5: Solve for x
    x = 44,814,848.15/7,661.34
  6. Step 6: Final answer
    x = 5,849.48

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1.5x scale

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.