Home / 2,584.98-3,875.58-1,661.58

Finding the Fourth Proportional to 2,584.98, 3,875.58 and 1,661.58

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Solution

The fourth proportional to 2,584.98, 3,875.58 and 1,661.58 is: 2,491.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,584.98 : 3,875.58 = 1,661.58 : x
  2. Step 2: Convert to fraction form
    2,584.98/3,875.58 = 1,661.58/x
  3. Step 3: Cross multiply
    2,584.98x = 3,875.58 × 1,661.58
  4. Step 4: Simplify right side
    2,584.98x = 6,439,586.22
  5. Step 5: Solve for x
    x = 6,439,586.22/2,584.98
  6. Step 6: Final answer
    x = 2,491.16

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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.