Home / 1,723.18-2,583.96-1,178.60

Finding the Fourth Proportional to 1,723.18, 2,583.96 and 1,178.60

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Solution

The fourth proportional to 1,723.18, 2,583.96 and 1,178.60 is: 1,767.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723.18 : 2,583.96 = 1,178.60 : x
  2. Step 2: Convert to fraction form
    1,723.18/2,583.96 = 1,178.60/x
  3. Step 3: Cross multiply
    1,723.18x = 2,583.96 × 1,178.60
  4. Step 4: Simplify right side
    1,723.18x = 3,045,455.26
  5. Step 5: Solve for x
    x = 3,045,455.26/1,723.18
  6. Step 6: Final answer
    x = 1,767.35

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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.