Home / 6,320.88-9,482.52-2,160.72

Finding the Fourth Proportional to 6,320.88, 9,482.52 and 2,160.72

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Solution

The fourth proportional to 6,320.88, 9,482.52 and 2,160.72 is: 3,241.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.88 : 9,482.52 = 2,160.72 : x
  2. Step 2: Convert to fraction form
    6,320.88/9,482.52 = 2,160.72/x
  3. Step 3: Cross multiply
    6,320.88x = 9,482.52 × 2,160.72
  4. Step 4: Simplify right side
    6,320.88x = 20,489,070.61
  5. Step 5: Solve for x
    x = 20,489,070.61/6,320.88
  6. Step 6: Final answer
    x = 3,241.49

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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.