Home / 8,159.04-12,236.58-3,772.31

Finding the Fourth Proportional to 8,159.04, 12,236.58 and 3,772.31

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Solution

The fourth proportional to 8,159.04, 12,236.58 and 3,772.31 is: 5,657.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159.04 : 12,236.58 = 3,772.31 : x
  2. Step 2: Convert to fraction form
    8,159.04/12,236.58 = 3,772.31/x
  3. Step 3: Cross multiply
    8,159.04x = 12,236.58 × 3,772.31
  4. Step 4: Simplify right side
    8,159.04x = 46,160,111.92
  5. Step 5: Solve for x
    x = 46,160,111.92/8,159.04
  6. Step 6: Final answer
    x = 5,657.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.