Home / 5,778.37-8,671.35-3,588.64

Finding the Fourth Proportional to 5,778.37, 8,671.35 and 3,588.64

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Solution

The fourth proportional to 5,778.37, 8,671.35 and 3,588.64 is: 5,385.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778.37 : 8,671.35 = 3,588.64 : x
  2. Step 2: Convert to fraction form
    5,778.37/8,671.35 = 3,588.64/x
  3. Step 3: Cross multiply
    5,778.37x = 8,671.35 × 3,588.64
  4. Step 4: Simplify right side
    5,778.37x = 31,118,345.24
  5. Step 5: Solve for x
    x = 31,118,345.24/5,778.37
  6. Step 6: Final answer
    x = 5,385.31

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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.