Home / 5,878.29-8,115.19-4,540.83

Finding the Fourth Proportional to 5,878.29, 8,115.19 and 4,540.83

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Solution

The fourth proportional to 5,878.29, 8,115.19 and 4,540.83 is: 6,268.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,878.29 : 8,115.19 = 4,540.83 : x
  2. Step 2: Convert to fraction form
    5,878.29/8,115.19 = 4,540.83/x
  3. Step 3: Cross multiply
    5,878.29x = 8,115.19 × 4,540.83
  4. Step 4: Simplify right side
    5,878.29x = 36,849,656.42
  5. Step 5: Solve for x
    x = 36,849,656.42/5,878.29
  6. Step 6: Final answer
    x = 6,268.77

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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.