Home / 5,359.40-8,040.38-2,237.68

Finding the Fourth Proportional to 5,359.40, 8,040.38 and 2,237.68

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Solution

The fourth proportional to 5,359.40, 8,040.38 and 2,237.68 is: 3,357.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.40 : 8,040.38 = 2,237.68 : x
  2. Step 2: Convert to fraction form
    5,359.40/8,040.38 = 2,237.68/x
  3. Step 3: Cross multiply
    5,359.40x = 8,040.38 × 2,237.68
  4. Step 4: Simplify right side
    5,359.40x = 17,991,746.13
  5. Step 5: Solve for x
    x = 17,991,746.13/5,359.40
  6. Step 6: Final answer
    x = 3,357.04

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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.