Home / 11,505.36-17,258.25-3,607.70

Finding the Fourth Proportional to 11,505.36, 17,258.25 and 3,607.70

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Solution

The fourth proportional to 11,505.36, 17,258.25 and 3,607.70 is: 5,411.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,505.36 : 17,258.25 = 3,607.70 : x
  2. Step 2: Convert to fraction form
    11,505.36/17,258.25 = 3,607.70/x
  3. Step 3: Cross multiply
    11,505.36x = 17,258.25 × 3,607.70
  4. Step 4: Simplify right side
    11,505.36x = 62,262,511.41
  5. Step 5: Solve for x
    x = 62,262,511.41/11,505.36
  6. Step 6: Final answer
    x = 5,411.61

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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.