Home / 6,226.31-8,590.47-3,707.15

Finding the Fourth Proportional to 6,226.31, 8,590.47 and 3,707.15

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Solution

The fourth proportional to 6,226.31, 8,590.47 and 3,707.15 is: 5,114.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,226.31 : 8,590.47 = 3,707.15 : x
  2. Step 2: Convert to fraction form
    6,226.31/8,590.47 = 3,707.15/x
  3. Step 3: Cross multiply
    6,226.31x = 8,590.47 × 3,707.15
  4. Step 4: Simplify right side
    6,226.31x = 31,846,160.86
  5. Step 5: Solve for x
    x = 31,846,160.86/6,226.31
  6. Step 6: Final answer
    x = 5,114.77

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Half scale
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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.