Home / 11,130.70-16,705.32-5,867.60

Finding the Fourth Proportional to 11,130.70, 16,705.32 and 5,867.60

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Solution

The fourth proportional to 11,130.70, 16,705.32 and 5,867.60 is: 8,806.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130.70 : 16,705.32 = 5,867.60 : x
  2. Step 2: Convert to fraction form
    11,130.70/16,705.32 = 5,867.60/x
  3. Step 3: Cross multiply
    11,130.70x = 16,705.32 × 5,867.60
  4. Step 4: Simplify right side
    11,130.70x = 98,020,135.63
  5. Step 5: Solve for x
    x = 98,020,135.63/11,130.70
  6. Step 6: Final answer
    x = 8,806.29

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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.