Home / 11,314.08-16,977.60-4,387.68

Finding the Fourth Proportional to 11,314.08, 16,977.60 and 4,387.68

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Solution

The fourth proportional to 11,314.08, 16,977.60 and 4,387.68 is: 6,584.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,314.08 : 16,977.60 = 4,387.68 : x
  2. Step 2: Convert to fraction form
    11,314.08/16,977.60 = 4,387.68/x
  3. Step 3: Cross multiply
    11,314.08x = 16,977.60 × 4,387.68
  4. Step 4: Simplify right side
    11,314.08x = 74,492,275.97
  5. Step 5: Solve for x
    x = 74,492,275.97/11,314.08
  6. Step 6: Final answer
    x = 6,584.03

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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.