Home / 7,377.75-10,181.70-4,234.95

Finding the Fourth Proportional to 7,377.75, 10,181.70 and 4,234.95

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Solution

The fourth proportional to 7,377.75, 10,181.70 and 4,234.95 is: 5,844.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.75 : 10,181.70 = 4,234.95 : x
  2. Step 2: Convert to fraction form
    7,377.75/10,181.70 = 4,234.95/x
  3. Step 3: Cross multiply
    7,377.75x = 10,181.70 × 4,234.95
  4. Step 4: Simplify right side
    7,377.75x = 43,118,990.42
  5. Step 5: Solve for x
    x = 43,118,990.42/7,377.75
  6. Step 6: Final answer
    x = 5,844.46

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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.