Home / 11,230.08-16,842.24-5,385.60

Finding the Fourth Proportional to 11,230.08, 16,842.24 and 5,385.60

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Solution

The fourth proportional to 11,230.08, 16,842.24 and 5,385.60 is: 8,077.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.08 : 16,842.24 = 5,385.60 : x
  2. Step 2: Convert to fraction form
    11,230.08/16,842.24 = 5,385.60/x
  3. Step 3: Cross multiply
    11,230.08x = 16,842.24 × 5,385.60
  4. Step 4: Simplify right side
    11,230.08x = 90,705,567.74
  5. Step 5: Solve for x
    x = 90,705,567.74/11,230.08
  6. Step 6: Final answer
    x = 8,077.02

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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.