Home / 3,054.78-4,581.45-1,410.30

Finding the Fourth Proportional to 3,054.78, 4,581.45 and 1,410.30

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Solution

The fourth proportional to 3,054.78, 4,581.45 and 1,410.30 is: 2,115.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054.78 : 4,581.45 = 1,410.30 : x
  2. Step 2: Convert to fraction form
    3,054.78/4,581.45 = 1,410.30/x
  3. Step 3: Cross multiply
    3,054.78x = 4,581.45 × 1,410.30
  4. Step 4: Simplify right side
    3,054.78x = 6,461,218.94
  5. Step 5: Solve for x
    x = 6,461,218.94/3,054.78
  6. Step 6: Final answer
    x = 2,115.12

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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.