Home / 7,449.32-11,173.97-1,902.67

Finding the Fourth Proportional to 7,449.32, 11,173.97 and 1,902.67

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Solution

The fourth proportional to 7,449.32, 11,173.97 and 1,902.67 is: 2,854.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.32 : 11,173.97 = 1,902.67 : x
  2. Step 2: Convert to fraction form
    7,449.32/11,173.97 = 1,902.67/x
  3. Step 3: Cross multiply
    7,449.32x = 11,173.97 × 1,902.67
  4. Step 4: Simplify right side
    7,449.32x = 21,260,377.50
  5. Step 5: Solve for x
    x = 21,260,377.50/7,449.32
  6. Step 6: Final answer
    x = 2,854.00

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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.