Home / 11,377.40-17,063.72-4,355.08

Finding the Fourth Proportional to 11,377.40, 17,063.72 and 4,355.08

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Solution

The fourth proportional to 11,377.40, 17,063.72 and 4,355.08 is: 6,531.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377.40 : 17,063.72 = 4,355.08 : x
  2. Step 2: Convert to fraction form
    11,377.40/17,063.72 = 4,355.08/x
  3. Step 3: Cross multiply
    11,377.40x = 17,063.72 × 4,355.08
  4. Step 4: Simplify right side
    11,377.40x = 74,313,865.70
  5. Step 5: Solve for x
    x = 74,313,865.70/11,377.40
  6. Step 6: Final answer
    x = 6,531.71

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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.