Home / 11,813.61-17,714.85-4,416.10

Finding the Fourth Proportional to 11,813.61, 17,714.85 and 4,416.10

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Solution

The fourth proportional to 11,813.61, 17,714.85 and 4,416.10 is: 6,622.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813.61 : 17,714.85 = 4,416.10 : x
  2. Step 2: Convert to fraction form
    11,813.61/17,714.85 = 4,416.10/x
  3. Step 3: Cross multiply
    11,813.61x = 17,714.85 × 4,416.10
  4. Step 4: Simplify right side
    11,813.61x = 78,230,549.09
  5. Step 5: Solve for x
    x = 78,230,549.09/11,813.61
  6. Step 6: Final answer
    x = 6,622.07

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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.