Home / 11,641.55-16,065.39-6,336.35

Finding the Fourth Proportional to 11,641.55, 16,065.39 and 6,336.35

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Solution

The fourth proportional to 11,641.55, 16,065.39 and 6,336.35 is: 8,744.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,641.55 : 16,065.39 = 6,336.35 : x
  2. Step 2: Convert to fraction form
    11,641.55/16,065.39 = 6,336.35/x
  3. Step 3: Cross multiply
    11,641.55x = 16,065.39 × 6,336.35
  4. Step 4: Simplify right side
    11,641.55x = 101,795,853.60
  5. Step 5: Solve for x
    x = 101,795,853.60/11,641.55
  6. Step 6: Final answer
    x = 8,744.19

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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.