Home / 8,462.20-11,693.90-6,362.68

Finding the Fourth Proportional to 8,462.20, 11,693.90 and 6,362.68

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Solution

The fourth proportional to 8,462.20, 11,693.90 and 6,362.68 is: 8,792.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,462.20 : 11,693.90 = 6,362.68 : x
  2. Step 2: Convert to fraction form
    8,462.20/11,693.90 = 6,362.68/x
  3. Step 3: Cross multiply
    8,462.20x = 11,693.90 × 6,362.68
  4. Step 4: Simplify right side
    8,462.20x = 74,404,543.65
  5. Step 5: Solve for x
    x = 74,404,543.65/8,462.20
  6. Step 6: Final answer
    x = 8,792.58

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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.