Home / 11,626.64-16,044.36-6,321.32

Finding the Fourth Proportional to 11,626.64, 16,044.36 and 6,321.32

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Solution

The fourth proportional to 11,626.64, 16,044.36 and 6,321.32 is: 8,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,626.64 : 16,044.36 = 6,321.32 : x
  2. Step 2: Convert to fraction form
    11,626.64/16,044.36 = 6,321.32/x
  3. Step 3: Cross multiply
    11,626.64x = 16,044.36 × 6,321.32
  4. Step 4: Simplify right side
    11,626.64x = 101,421,533.76
  5. Step 5: Solve for x
    x = 101,421,533.76/11,626.64
  6. Step 6: Final answer
    x = 8,723.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.