Home / 8,839.53-13,254.84-3,910.68

Finding the Fourth Proportional to 8,839.53, 13,254.84 and 3,910.68

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Solution

The fourth proportional to 8,839.53, 13,254.84 and 3,910.68 is: 5,864.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.53 : 13,254.84 = 3,910.68 : x
  2. Step 2: Convert to fraction form
    8,839.53/13,254.84 = 3,910.68/x
  3. Step 3: Cross multiply
    8,839.53x = 13,254.84 × 3,910.68
  4. Step 4: Simplify right side
    8,839.53x = 51,835,437.69
  5. Step 5: Solve for x
    x = 51,835,437.69/8,839.53
  6. Step 6: Final answer
    x = 5,864.05

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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.