Home / 11,544.66-17,288.64-7,372.35

Finding the Fourth Proportional to 11,544.66, 17,288.64 and 7,372.35

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Solution

The fourth proportional to 11,544.66, 17,288.64 and 7,372.35 is: 11,040.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,544.66 : 17,288.64 = 7,372.35 : x
  2. Step 2: Convert to fraction form
    11,544.66/17,288.64 = 7,372.35/x
  3. Step 3: Cross multiply
    11,544.66x = 17,288.64 × 7,372.35
  4. Step 4: Simplify right side
    11,544.66x = 127,457,905.10
  5. Step 5: Solve for x
    x = 127,457,905.10/11,544.66
  6. Step 6: Final answer
    x = 11,040.42

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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.