Home / 11,015.19-16,539.18-4,454.19

Finding the Fourth Proportional to 11,015.19, 16,539.18 and 4,454.19

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Solution

The fourth proportional to 11,015.19, 16,539.18 and 4,454.19 is: 6,687.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015.19 : 16,539.18 = 4,454.19 : x
  2. Step 2: Convert to fraction form
    11,015.19/16,539.18 = 4,454.19/x
  3. Step 3: Cross multiply
    11,015.19x = 16,539.18 × 4,454.19
  4. Step 4: Simplify right side
    11,015.19x = 73,668,650.16
  5. Step 5: Solve for x
    x = 73,668,650.16/11,015.19
  6. Step 6: Final answer
    x = 6,687.91

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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.