Home / 8,440.96-12,652.80-4,273.24

Finding the Fourth Proportional to 8,440.96, 12,652.80 and 4,273.24

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Solution

The fourth proportional to 8,440.96, 12,652.80 and 4,273.24 is: 6,405.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440.96 : 12,652.80 = 4,273.24 : x
  2. Step 2: Convert to fraction form
    8,440.96/12,652.80 = 4,273.24/x
  3. Step 3: Cross multiply
    8,440.96x = 12,652.80 × 4,273.24
  4. Step 4: Simplify right side
    8,440.96x = 54,068,451.07
  5. Step 5: Solve for x
    x = 54,068,451.07/8,440.96
  6. Step 6: Final answer
    x = 6,405.49

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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.