Home / 2,579.02-3,558.63-1,583.98

Finding the Fourth Proportional to 2,579.02, 3,558.63 and 1,583.98

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Solution

The fourth proportional to 2,579.02, 3,558.63 and 1,583.98 is: 2,185.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579.02 : 3,558.63 = 1,583.98 : x
  2. Step 2: Convert to fraction form
    2,579.02/3,558.63 = 1,583.98/x
  3. Step 3: Cross multiply
    2,579.02x = 3,558.63 × 1,583.98
  4. Step 4: Simplify right side
    2,579.02x = 5,636,798.75
  5. Step 5: Solve for x
    x = 5,636,798.75/2,579.02
  6. Step 6: Final answer
    x = 2,185.64

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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.