Home / 11,887.55-16,404.62-6,582.25

Finding the Fourth Proportional to 11,887.55, 16,404.62 and 6,582.25

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Solution

The fourth proportional to 11,887.55, 16,404.62 and 6,582.25 is: 9,083.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,887.55 : 16,404.62 = 6,582.25 : x
  2. Step 2: Convert to fraction form
    11,887.55/16,404.62 = 6,582.25/x
  3. Step 3: Cross multiply
    11,887.55x = 16,404.62 × 6,582.25
  4. Step 4: Simplify right side
    11,887.55x = 107,979,389.99
  5. Step 5: Solve for x
    x = 107,979,389.99/11,887.55
  6. Step 6: Final answer
    x = 9,083.40

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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.