Home / 6,225.64-8,590.96-3,431.16

Finding the Fourth Proportional to 6,225.64, 8,590.96 and 3,431.16

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Solution

The fourth proportional to 6,225.64, 8,590.96 and 3,431.16 is: 4,734.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,225.64 : 8,590.96 = 3,431.16 : x
  2. Step 2: Convert to fraction form
    6,225.64/8,590.96 = 3,431.16/x
  3. Step 3: Cross multiply
    6,225.64x = 8,590.96 × 3,431.16
  4. Step 4: Simplify right side
    6,225.64x = 29,476,958.31
  5. Step 5: Solve for x
    x = 29,476,958.31/6,225.64
  6. Step 6: Final answer
    x = 4,734.77

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Double 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.