Home / 7,058.07-9,739.98-3,914.06

Finding the Fourth Proportional to 7,058.07, 9,739.98 and 3,914.06

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Solution

The fourth proportional to 7,058.07, 9,739.98 and 3,914.06 is: 5,401.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,058.07 : 9,739.98 = 3,914.06 : x
  2. Step 2: Convert to fraction form
    7,058.07/9,739.98 = 3,914.06/x
  3. Step 3: Cross multiply
    7,058.07x = 9,739.98 × 3,914.06
  4. Step 4: Simplify right side
    7,058.07x = 38,122,817.42
  5. Step 5: Solve for x
    x = 38,122,817.42/7,058.07
  6. Step 6: Final answer
    x = 5,401.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.