Home / 11,411.20-17,116.66-4,015.63

Finding the Fourth Proportional to 11,411.20, 17,116.66 and 4,015.63

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Solution

The fourth proportional to 11,411.20, 17,116.66 and 4,015.63 is: 6,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,411.20 : 17,116.66 = 4,015.63 : x
  2. Step 2: Convert to fraction form
    11,411.20/17,116.66 = 4,015.63/x
  3. Step 3: Cross multiply
    11,411.20x = 17,116.66 × 4,015.63
  4. Step 4: Simplify right side
    11,411.20x = 68,734,173.40
  5. Step 5: Solve for x
    x = 68,734,173.40/11,411.20
  6. Step 6: Final answer
    x = 6,023.40

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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.