Home / 5,785.61-8,666.12-5,367.35

Finding the Fourth Proportional to 5,785.61, 8,666.12 and 5,367.35

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Solution

The fourth proportional to 5,785.61, 8,666.12 and 5,367.35 is: 8,039.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.61 : 8,666.12 = 5,367.35 : x
  2. Step 2: Convert to fraction form
    5,785.61/8,666.12 = 5,367.35/x
  3. Step 3: Cross multiply
    5,785.61x = 8,666.12 × 5,367.35
  4. Step 4: Simplify right side
    5,785.61x = 46,514,029.01
  5. Step 5: Solve for x
    x = 46,514,029.01/5,785.61
  6. Step 6: Final answer
    x = 8,039.61

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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.