Home / 11,483.28-17,220.60-6,804.32

Finding the Fourth Proportional to 11,483.28, 17,220.60 and 6,804.32

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Solution

The fourth proportional to 11,483.28, 17,220.60 and 6,804.32 is: 10,203.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483.28 : 17,220.60 = 6,804.32 : x
  2. Step 2: Convert to fraction form
    11,483.28/17,220.60 = 6,804.32/x
  3. Step 3: Cross multiply
    11,483.28x = 17,220.60 × 6,804.32
  4. Step 4: Simplify right side
    11,483.28x = 117,174,472.99
  5. Step 5: Solve for x
    x = 117,174,472.99/11,483.28
  6. Step 6: Final answer
    x = 10,203.92

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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.