Home / 11,254.54-16,860.12-6,309.16

Finding the Fourth Proportional to 11,254.54, 16,860.12 and 6,309.16

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Solution

The fourth proportional to 11,254.54, 16,860.12 and 6,309.16 is: 9,451.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.54 : 16,860.12 = 6,309.16 : x
  2. Step 2: Convert to fraction form
    11,254.54/16,860.12 = 6,309.16/x
  3. Step 3: Cross multiply
    11,254.54x = 16,860.12 × 6,309.16
  4. Step 4: Simplify right side
    11,254.54x = 106,373,194.70
  5. Step 5: Solve for x
    x = 106,373,194.70/11,254.54
  6. Step 6: Final answer
    x = 9,451.58

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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.