Home / 11,510.40-17,263.20-4,013.60

Finding the Fourth Proportional to 11,510.40, 17,263.20 and 4,013.60

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Solution

The fourth proportional to 11,510.40, 17,263.20 and 4,013.60 is: 6,019.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,510.40 : 17,263.20 = 4,013.60 : x
  2. Step 2: Convert to fraction form
    11,510.40/17,263.20 = 4,013.60/x
  3. Step 3: Cross multiply
    11,510.40x = 17,263.20 × 4,013.60
  4. Step 4: Simplify right side
    11,510.40x = 69,287,579.52
  5. Step 5: Solve for x
    x = 69,287,579.52/11,510.40
  6. Step 6: Final answer
    x = 6,019.56

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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.