Home / 4,830.12-7,239.42-2,227.50

Finding the Fourth Proportional to 4,830.12, 7,239.42 and 2,227.50

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Solution

The fourth proportional to 4,830.12, 7,239.42 and 2,227.50 is: 3,338.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.12 : 7,239.42 = 2,227.50 : x
  2. Step 2: Convert to fraction form
    4,830.12/7,239.42 = 2,227.50/x
  3. Step 3: Cross multiply
    4,830.12x = 7,239.42 × 2,227.50
  4. Step 4: Simplify right side
    4,830.12x = 16,125,808.05
  5. Step 5: Solve for x
    x = 16,125,808.05/4,830.12
  6. Step 6: Final answer
    x = 3,338.59

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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.