Home / 5,827.72-8,041.99-3,175.15

Finding the Fourth Proportional to 5,827.72, 8,041.99 and 3,175.15

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Solution

The fourth proportional to 5,827.72, 8,041.99 and 3,175.15 is: 4,381.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.72 : 8,041.99 = 3,175.15 : x
  2. Step 2: Convert to fraction form
    5,827.72/8,041.99 = 3,175.15/x
  3. Step 3: Cross multiply
    5,827.72x = 8,041.99 × 3,175.15
  4. Step 4: Simplify right side
    5,827.72x = 25,534,524.55
  5. Step 5: Solve for x
    x = 25,534,524.55/5,827.72
  6. Step 6: Final answer
    x = 4,381.56

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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.