Home / 5,070.31-7,590.68-3,383.59

Finding the Fourth Proportional to 5,070.31, 7,590.68 and 3,383.59

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Solution

The fourth proportional to 5,070.31, 7,590.68 and 3,383.59 is: 5,065.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.31 : 7,590.68 = 3,383.59 : x
  2. Step 2: Convert to fraction form
    5,070.31/7,590.68 = 3,383.59/x
  3. Step 3: Cross multiply
    5,070.31x = 7,590.68 × 3,383.59
  4. Step 4: Simplify right side
    5,070.31x = 25,683,739.97
  5. Step 5: Solve for x
    x = 25,683,739.97/5,070.31
  6. Step 6: Final answer
    x = 5,065.51

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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.