Home / 4,830.05-7,243.90-2,230.49

Finding the Fourth Proportional to 4,830.05, 7,243.90 and 2,230.49

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Solution

The fourth proportional to 4,830.05, 7,243.90 and 2,230.49 is: 3,345.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.05 : 7,243.90 = 2,230.49 : x
  2. Step 2: Convert to fraction form
    4,830.05/7,243.90 = 2,230.49/x
  3. Step 3: Cross multiply
    4,830.05x = 7,243.90 × 2,230.49
  4. Step 4: Simplify right side
    4,830.05x = 16,157,446.51
  5. Step 5: Solve for x
    x = 16,157,446.51/4,830.05
  6. Step 6: Final answer
    x = 3,345.19

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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.