Home / 4,321.77-6,482.61-2,860.59

Finding the Fourth Proportional to 4,321.77, 6,482.61 and 2,860.59

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Solution

The fourth proportional to 4,321.77, 6,482.61 and 2,860.59 is: 4,290.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.77 : 6,482.61 = 2,860.59 : x
  2. Step 2: Convert to fraction form
    4,321.77/6,482.61 = 2,860.59/x
  3. Step 3: Cross multiply
    4,321.77x = 6,482.61 × 2,860.59
  4. Step 4: Simplify right side
    4,321.77x = 18,544,089.34
  5. Step 5: Solve for x
    x = 18,544,089.34/4,321.77
  6. Step 6: Final answer
    x = 4,290.86

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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.