Home / 7,054.48-9,735.35-3,910.67

Finding the Fourth Proportional to 7,054.48, 9,735.35 and 3,910.67

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Solution

The fourth proportional to 7,054.48, 9,735.35 and 3,910.67 is: 5,396.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,054.48 : 9,735.35 = 3,910.67 : x
  2. Step 2: Convert to fraction form
    7,054.48/9,735.35 = 3,910.67/x
  3. Step 3: Cross multiply
    7,054.48x = 9,735.35 × 3,910.67
  4. Step 4: Simplify right side
    7,054.48x = 38,071,741.18
  5. Step 5: Solve for x
    x = 38,071,741.18/7,054.48
  6. Step 6: Final answer
    x = 5,396.82

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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.