Home / 11,113.14-16,669.72-4,539.32

Finding the Fourth Proportional to 11,113.14, 16,669.72 and 4,539.32

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Solution

The fourth proportional to 11,113.14, 16,669.72 and 4,539.32 is: 6,808.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113.14 : 16,669.72 = 4,539.32 : x
  2. Step 2: Convert to fraction form
    11,113.14/16,669.72 = 4,539.32/x
  3. Step 3: Cross multiply
    11,113.14x = 16,669.72 × 4,539.32
  4. Step 4: Simplify right side
    11,113.14x = 75,669,246.46
  5. Step 5: Solve for x
    x = 75,669,246.46/11,113.14
  6. Step 6: Final answer
    x = 6,808.99

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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.