Home / 7,052.80-9,733.44-3,910

Finding the Fourth Proportional to 7,052.80, 9,733.44 and 3,910

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Solution

The fourth proportional to 7,052.80, 9,733.44 and 3,910 is: 5,396.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,052.80 : 9,733.44 = 3,910 : x
  2. Step 2: Convert to fraction form
    7,052.80/9,733.44 = 3,910/x
  3. Step 3: Cross multiply
    7,052.80x = 9,733.44 × 3,910
  4. Step 4: Simplify right side
    7,052.80x = 38,057,750.40
  5. Step 5: Solve for x
    x = 38,057,750.40/7,052.80
  6. Step 6: Final answer
    x = 5,396.12

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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.