Home / 5,874.77-8,107.86-3,516.91

Finding the Fourth Proportional to 5,874.77, 8,107.86 and 3,516.91

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Solution

The fourth proportional to 5,874.77, 8,107.86 and 3,516.91 is: 4,853.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,874.77 : 8,107.86 = 3,516.91 : x
  2. Step 2: Convert to fraction form
    5,874.77/8,107.86 = 3,516.91/x
  3. Step 3: Cross multiply
    5,874.77x = 8,107.86 × 3,516.91
  4. Step 4: Simplify right side
    5,874.77x = 28,514,613.91
  5. Step 5: Solve for x
    x = 28,514,613.91/5,874.77
  6. Step 6: Final answer
    x = 4,853.74

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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.