Home / 11,113.08-16,669.63-4,539.26

Finding the Fourth Proportional to 11,113.08, 16,669.63 and 4,539.26

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Solution

The fourth proportional to 11,113.08, 16,669.63 and 4,539.26 is: 6,808.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113.08 : 16,669.63 = 4,539.26 : x
  2. Step 2: Convert to fraction form
    11,113.08/16,669.63 = 4,539.26/x
  3. Step 3: Cross multiply
    11,113.08x = 16,669.63 × 4,539.26
  4. Step 4: Simplify right side
    11,113.08x = 75,667,761.98
  5. Step 5: Solve for x
    x = 75,667,761.98/11,113.08
  6. Step 6: Final answer
    x = 6,808.90

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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.