Home / 4,382.85-6,571.76-1,461.09

Finding the Fourth Proportional to 4,382.85, 6,571.76 and 1,461.09

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Solution

The fourth proportional to 4,382.85, 6,571.76 and 1,461.09 is: 2,190.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,382.85 : 6,571.76 = 1,461.09 : x
  2. Step 2: Convert to fraction form
    4,382.85/6,571.76 = 1,461.09/x
  3. Step 3: Cross multiply
    4,382.85x = 6,571.76 × 1,461.09
  4. Step 4: Simplify right side
    4,382.85x = 9,601,925.51
  5. Step 5: Solve for x
    x = 9,601,925.51/4,382.85
  6. Step 6: Final answer
    x = 2,190.79

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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.