Home / 8,174.56-11,281.85-4,590.11

Finding the Fourth Proportional to 8,174.56, 11,281.85 and 4,590.11

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Solution

The fourth proportional to 8,174.56, 11,281.85 and 4,590.11 is: 6,334.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.56 : 11,281.85 = 4,590.11 : x
  2. Step 2: Convert to fraction form
    8,174.56/11,281.85 = 4,590.11/x
  3. Step 3: Cross multiply
    8,174.56x = 11,281.85 × 4,590.11
  4. Step 4: Simplify right side
    8,174.56x = 51,784,932.50
  5. Step 5: Solve for x
    x = 51,784,932.50/8,174.56
  6. Step 6: Final answer
    x = 6,334.89

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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.