Home / 5,971.32-8,239.76-3,453.05

Finding the Fourth Proportional to 5,971.32, 8,239.76 and 3,453.05

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Solution

The fourth proportional to 5,971.32, 8,239.76 and 3,453.05 is: 4,764.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.32 : 8,239.76 = 3,453.05 : x
  2. Step 2: Convert to fraction form
    5,971.32/8,239.76 = 3,453.05/x
  3. Step 3: Cross multiply
    5,971.32x = 8,239.76 × 3,453.05
  4. Step 4: Simplify right side
    5,971.32x = 28,452,262.07
  5. Step 5: Solve for x
    x = 28,452,262.07/5,971.32
  6. Step 6: Final answer
    x = 4,764.82

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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.