Home / 10,006.38-15,004.85-5,847.58

Finding the Fourth Proportional to 10,006.38, 15,004.85 and 5,847.58

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Solution

The fourth proportional to 10,006.38, 15,004.85 and 5,847.58 is: 8,768.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,006.38 : 15,004.85 = 5,847.58 : x
  2. Step 2: Convert to fraction form
    10,006.38/15,004.85 = 5,847.58/x
  3. Step 3: Cross multiply
    10,006.38x = 15,004.85 × 5,847.58
  4. Step 4: Simplify right side
    10,006.38x = 87,742,046.14
  5. Step 5: Solve for x
    x = 87,742,046.14/10,006.38
  6. Step 6: Final answer
    x = 8,768.61

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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.