Home / 11,083.90-16,622.27-3,686.39

Finding the Fourth Proportional to 11,083.90, 16,622.27 and 3,686.39

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Solution

The fourth proportional to 11,083.90, 16,622.27 and 3,686.39 is: 5,528.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.90 : 16,622.27 = 3,686.39 : x
  2. Step 2: Convert to fraction form
    11,083.90/16,622.27 = 3,686.39/x
  3. Step 3: Cross multiply
    11,083.90x = 16,622.27 × 3,686.39
  4. Step 4: Simplify right side
    11,083.90x = 61,276,151.47
  5. Step 5: Solve for x
    x = 61,276,151.47/11,083.90
  6. Step 6: Final answer
    x = 5,528.40

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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.