Home / 11,409.03-17,114.93-4,387.41

Finding the Fourth Proportional to 11,409.03, 17,114.93 and 4,387.41

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Solution

The fourth proportional to 11,409.03, 17,114.93 and 4,387.41 is: 6,581.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,409.03 : 17,114.93 = 4,387.41 : x
  2. Step 2: Convert to fraction form
    11,409.03/17,114.93 = 4,387.41/x
  3. Step 3: Cross multiply
    11,409.03x = 17,114.93 × 4,387.41
  4. Step 4: Simplify right side
    11,409.03x = 75,090,193.09
  5. Step 5: Solve for x
    x = 75,090,193.09/11,409.03
  6. Step 6: Final answer
    x = 6,581.65

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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.