Home / 7,359.60-11,040.30-2,427.90

Finding the Fourth Proportional to 7,359.60, 11,040.30 and 2,427.90

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Solution

The fourth proportional to 7,359.60, 11,040.30 and 2,427.90 is: 3,642.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359.60 : 11,040.30 = 2,427.90 : x
  2. Step 2: Convert to fraction form
    7,359.60/11,040.30 = 2,427.90/x
  3. Step 3: Cross multiply
    7,359.60x = 11,040.30 × 2,427.90
  4. Step 4: Simplify right side
    7,359.60x = 26,804,744.37
  5. Step 5: Solve for x
    x = 26,804,744.37/7,359.60
  6. Step 6: Final answer
    x = 3,642.15

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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.