Home / 2,592.14-3,887.40-1,130.90

Finding the Fourth Proportional to 2,592.14, 3,887.40 and 1,130.90

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Solution

The fourth proportional to 2,592.14, 3,887.40 and 1,130.90 is: 1,696.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592.14 : 3,887.40 = 1,130.90 : x
  2. Step 2: Convert to fraction form
    2,592.14/3,887.40 = 1,130.90/x
  3. Step 3: Cross multiply
    2,592.14x = 3,887.40 × 1,130.90
  4. Step 4: Simplify right side
    2,592.14x = 4,396,260.66
  5. Step 5: Solve for x
    x = 4,396,260.66/2,592.14
  6. Step 6: Final answer
    x = 1,696.00

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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.