Home / 11,090.92-16,621.98-4,509.44

Finding the Fourth Proportional to 11,090.92, 16,621.98 and 4,509.44

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Solution

The fourth proportional to 11,090.92, 16,621.98 and 4,509.44 is: 6,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.92 : 16,621.98 = 4,509.44 : x
  2. Step 2: Convert to fraction form
    11,090.92/16,621.98 = 4,509.44/x
  3. Step 3: Cross multiply
    11,090.92x = 16,621.98 × 4,509.44
  4. Step 4: Simplify right side
    11,090.92x = 74,955,821.49
  5. Step 5: Solve for x
    x = 74,955,821.49/11,090.92
  6. Step 6: Final answer
    x = 6,758.31

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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.