Home / 11,743.36-17,615.28-4,813.60

Finding the Fourth Proportional to 11,743.36, 17,615.28 and 4,813.60

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Solution

The fourth proportional to 11,743.36, 17,615.28 and 4,813.60 is: 7,220.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,743.36 : 17,615.28 = 4,813.60 : x
  2. Step 2: Convert to fraction form
    11,743.36/17,615.28 = 4,813.60/x
  3. Step 3: Cross multiply
    11,743.36x = 17,615.28 × 4,813.60
  4. Step 4: Simplify right side
    11,743.36x = 84,792,911.81
  5. Step 5: Solve for x
    x = 84,792,911.81/11,743.36
  6. Step 6: Final answer
    x = 7,220.50

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1.5x scale

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.