Home / 1,884.48-2,827.20-1,158.72

Finding the Fourth Proportional to 1,884.48, 2,827.20 and 1,158.72

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Solution

The fourth proportional to 1,884.48, 2,827.20 and 1,158.72 is: 1,738.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884.48 : 2,827.20 = 1,158.72 : x
  2. Step 2: Convert to fraction form
    1,884.48/2,827.20 = 1,158.72/x
  3. Step 3: Cross multiply
    1,884.48x = 2,827.20 × 1,158.72
  4. Step 4: Simplify right side
    1,884.48x = 3,275,933.18
  5. Step 5: Solve for x
    x = 3,275,933.18/1,884.48
  6. Step 6: Final answer
    x = 1,738.38

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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.