Home / 5,860.14-8,780.48-4,125.12

Finding the Fourth Proportional to 5,860.14, 8,780.48 and 4,125.12

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Solution

The fourth proportional to 5,860.14, 8,780.48 and 4,125.12 is: 6,180.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.14 : 8,780.48 = 4,125.12 : x
  2. Step 2: Convert to fraction form
    5,860.14/8,780.48 = 4,125.12/x
  3. Step 3: Cross multiply
    5,860.14x = 8,780.48 × 4,125.12
  4. Step 4: Simplify right side
    5,860.14x = 36,220,533.66
  5. Step 5: Solve for x
    x = 36,220,533.66/5,860.14
  6. Step 6: Final answer
    x = 6,180.83

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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.