Home / 4,171.58-6,255.37-1,572.86

Finding the Fourth Proportional to 4,171.58, 6,255.37 and 1,572.86

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Solution

The fourth proportional to 4,171.58, 6,255.37 and 1,572.86 is: 2,358.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.58 : 6,255.37 = 1,572.86 : x
  2. Step 2: Convert to fraction form
    4,171.58/6,255.37 = 1,572.86/x
  3. Step 3: Cross multiply
    4,171.58x = 6,255.37 × 1,572.86
  4. Step 4: Simplify right side
    4,171.58x = 9,838,821.26
  5. Step 5: Solve for x
    x = 9,838,821.26/4,171.58
  6. Step 6: Final answer
    x = 2,358.54

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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.