Home / 11,090.48-16,638.20-4,165.04

Finding the Fourth Proportional to 11,090.48, 16,638.20 and 4,165.04

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Solution

The fourth proportional to 11,090.48, 16,638.20 and 4,165.04 is: 6,248.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.48 : 16,638.20 = 4,165.04 : x
  2. Step 2: Convert to fraction form
    11,090.48/16,638.20 = 4,165.04/x
  3. Step 3: Cross multiply
    11,090.48x = 16,638.20 × 4,165.04
  4. Step 4: Simplify right side
    11,090.48x = 69,298,768.53
  5. Step 5: Solve for x
    x = 69,298,768.53/11,090.48
  6. Step 6: Final answer
    x = 6,248.49

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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.