Home / 7,058.70-9,741.36-3,914.94

Finding the Fourth Proportional to 7,058.70, 9,741.36 and 3,914.94

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Solution

The fourth proportional to 7,058.70, 9,741.36 and 3,914.94 is: 5,402.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,058.70 : 9,741.36 = 3,914.94 : x
  2. Step 2: Convert to fraction form
    7,058.70/9,741.36 = 3,914.94/x
  3. Step 3: Cross multiply
    7,058.70x = 9,741.36 × 3,914.94
  4. Step 4: Simplify right side
    7,058.70x = 38,136,839.92
  5. Step 5: Solve for x
    x = 38,136,839.92/7,058.70
  6. Step 6: Final answer
    x = 5,402.81

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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.