Home / 6,242.32-8,613.75-3,590.11

Finding the Fourth Proportional to 6,242.32, 8,613.75 and 3,590.11

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Solution

The fourth proportional to 6,242.32, 8,613.75 and 3,590.11 is: 4,953.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242.32 : 8,613.75 = 3,590.11 : x
  2. Step 2: Convert to fraction form
    6,242.32/8,613.75 = 3,590.11/x
  3. Step 3: Cross multiply
    6,242.32x = 8,613.75 × 3,590.11
  4. Step 4: Simplify right side
    6,242.32x = 30,924,310.01
  5. Step 5: Solve for x
    x = 30,924,310.01/6,242.32
  6. Step 6: Final answer
    x = 4,953.98

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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.