Home / 9,190.83-13,788.56-2,951.40

Finding the Fourth Proportional to 9,190.83, 13,788.56 and 2,951.40

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Solution

The fourth proportional to 9,190.83, 13,788.56 and 2,951.40 is: 4,427.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190.83 : 13,788.56 = 2,951.40 : x
  2. Step 2: Convert to fraction form
    9,190.83/13,788.56 = 2,951.40/x
  3. Step 3: Cross multiply
    9,190.83x = 13,788.56 × 2,951.40
  4. Step 4: Simplify right side
    9,190.83x = 40,695,555.98
  5. Step 5: Solve for x
    x = 40,695,555.98/9,190.83
  6. Step 6: Final answer
    x = 4,427.84

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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.