Home / 8,362.40-11,539.82-4,585.49

Finding the Fourth Proportional to 8,362.40, 11,539.82 and 4,585.49

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Solution

The fourth proportional to 8,362.40, 11,539.82 and 4,585.49 is: 6,327.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,362.40 : 11,539.82 = 4,585.49 : x
  2. Step 2: Convert to fraction form
    8,362.40/11,539.82 = 4,585.49/x
  3. Step 3: Cross multiply
    8,362.40x = 11,539.82 × 4,585.49
  4. Step 4: Simplify right side
    8,362.40x = 52,915,648.59
  5. Step 5: Solve for x
    x = 52,915,648.59/8,362.40
  6. Step 6: Final answer
    x = 6,327.81

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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.