Home / 11,216.56-16,849.36-9,641.92

Finding the Fourth Proportional to 11,216.56, 16,849.36 and 9,641.92

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Solution

The fourth proportional to 11,216.56, 16,849.36 and 9,641.92 is: 14,483.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216.56 : 16,849.36 = 9,641.92 : x
  2. Step 2: Convert to fraction form
    11,216.56/16,849.36 = 9,641.92/x
  3. Step 3: Cross multiply
    11,216.56x = 16,849.36 × 9,641.92
  4. Step 4: Simplify right side
    11,216.56x = 162,460,181.17
  5. Step 5: Solve for x
    x = 162,460,181.17/11,216.56
  6. Step 6: Final answer
    x = 14,483.96

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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.