Home / 4,320.15-5,961.57-2,431.77

Finding the Fourth Proportional to 4,320.15, 5,961.57 and 2,431.77

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Solution

The fourth proportional to 4,320.15, 5,961.57 and 2,431.77 is: 3,355.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.15 : 5,961.57 = 2,431.77 : x
  2. Step 2: Convert to fraction form
    4,320.15/5,961.57 = 2,431.77/x
  3. Step 3: Cross multiply
    4,320.15x = 5,961.57 × 2,431.77
  4. Step 4: Simplify right side
    4,320.15x = 14,497,167.08
  5. Step 5: Solve for x
    x = 14,497,167.08/4,320.15
  6. Step 6: Final answer
    x = 3,355.71

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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.