Home / 5,657.06-8,486.40-2,193.50

Finding the Fourth Proportional to 5,657.06, 8,486.40 and 2,193.50

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Solution

The fourth proportional to 5,657.06, 8,486.40 and 2,193.50 is: 3,290.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,657.06 : 8,486.40 = 2,193.50 : x
  2. Step 2: Convert to fraction form
    5,657.06/8,486.40 = 2,193.50/x
  3. Step 3: Cross multiply
    5,657.06x = 8,486.40 × 2,193.50
  4. Step 4: Simplify right side
    5,657.06x = 18,614,918.40
  5. Step 5: Solve for x
    x = 18,614,918.40/5,657.06
  6. Step 6: Final answer
    x = 3,290.56

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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.