Home / 11,229.60-16,844.40-4,652.40

Finding the Fourth Proportional to 11,229.60, 16,844.40 and 4,652.40

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Solution

The fourth proportional to 11,229.60, 16,844.40 and 4,652.40 is: 6,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.60 : 16,844.40 = 4,652.40 : x
  2. Step 2: Convert to fraction form
    11,229.60/16,844.40 = 4,652.40/x
  3. Step 3: Cross multiply
    11,229.60x = 16,844.40 × 4,652.40
  4. Step 4: Simplify right side
    11,229.60x = 78,366,886.56
  5. Step 5: Solve for x
    x = 78,366,886.56/11,229.60
  6. Step 6: Final answer
    x = 6,978.60

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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.