Home / 5,055.03-7,579.10-2,587.84

Finding the Fourth Proportional to 5,055.03, 7,579.10 and 2,587.84

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Solution

The fourth proportional to 5,055.03, 7,579.10 and 2,587.84 is: 3,879.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.03 : 7,579.10 = 2,587.84 : x
  2. Step 2: Convert to fraction form
    5,055.03/7,579.10 = 2,587.84/x
  3. Step 3: Cross multiply
    5,055.03x = 7,579.10 × 2,587.84
  4. Step 4: Simplify right side
    5,055.03x = 19,613,485.67
  5. Step 5: Solve for x
    x = 19,613,485.67/5,055.03
  6. Step 6: Final answer
    x = 3,879.99

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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.