Home / 11,624.27-16,041.60-6,319.09

Finding the Fourth Proportional to 11,624.27, 16,041.60 and 6,319.09

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Solution

The fourth proportional to 11,624.27, 16,041.60 and 6,319.09 is: 8,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,624.27 : 16,041.60 = 6,319.09 : x
  2. Step 2: Convert to fraction form
    11,624.27/16,041.60 = 6,319.09/x
  3. Step 3: Cross multiply
    11,624.27x = 16,041.60 × 6,319.09
  4. Step 4: Simplify right side
    11,624.27x = 101,368,314.14
  5. Step 5: Solve for x
    x = 101,368,314.14/11,624.27
  6. Step 6: Final answer
    x = 8,720.40

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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.