Home / 8,362.20-11,539.95-4,585.31

Finding the Fourth Proportional to 8,362.20, 11,539.95 and 4,585.31

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Solution

The fourth proportional to 8,362.20, 11,539.95 and 4,585.31 is: 6,327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,362.20 : 11,539.95 = 4,585.31 : x
  2. Step 2: Convert to fraction form
    8,362.20/11,539.95 = 4,585.31/x
  3. Step 3: Cross multiply
    8,362.20x = 11,539.95 × 4,585.31
  4. Step 4: Simplify right side
    8,362.20x = 52,914,190.43
  5. Step 5: Solve for x
    x = 52,914,190.43/8,362.20
  6. Step 6: Final answer
    x = 6,327.78

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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.