Home / 8,355.53-11,518.43-6,362.62

Finding the Fourth Proportional to 8,355.53, 11,518.43 and 6,362.62

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Solution

The fourth proportional to 8,355.53, 11,518.43 and 6,362.62 is: 8,771.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,355.53 : 11,518.43 = 6,362.62 : x
  2. Step 2: Convert to fraction form
    8,355.53/11,518.43 = 6,362.62/x
  3. Step 3: Cross multiply
    8,355.53x = 11,518.43 × 6,362.62
  4. Step 4: Simplify right side
    8,355.53x = 73,287,332.48
  5. Step 5: Solve for x
    x = 73,287,332.48/8,355.53
  6. Step 6: Final answer
    x = 8,771.11

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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.