Home / 6,225.96-8,591.14-3,707.72

Finding the Fourth Proportional to 6,225.96, 8,591.14 and 3,707.72

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Solution

The fourth proportional to 6,225.96, 8,591.14 and 3,707.72 is: 5,116.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,225.96 : 8,591.14 = 3,707.72 : x
  2. Step 2: Convert to fraction form
    6,225.96/8,591.14 = 3,707.72/x
  3. Step 3: Cross multiply
    6,225.96x = 8,591.14 × 3,707.72
  4. Step 4: Simplify right side
    6,225.96x = 31,853,573.39
  5. Step 5: Solve for x
    x = 31,853,573.39/6,225.96
  6. Step 6: Final answer
    x = 5,116.25

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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.