Home / 5,316.48-7,336.80-2,958.75

Finding the Fourth Proportional to 5,316.48, 7,336.80 and 2,958.75

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Solution

The fourth proportional to 5,316.48, 7,336.80 and 2,958.75 is: 4,083.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316.48 : 7,336.80 = 2,958.75 : x
  2. Step 2: Convert to fraction form
    5,316.48/7,336.80 = 2,958.75/x
  3. Step 3: Cross multiply
    5,316.48x = 7,336.80 × 2,958.75
  4. Step 4: Simplify right side
    5,316.48x = 21,707,757
  5. Step 5: Solve for x
    x = 21,707,757/5,316.48
  6. Step 6: Final answer
    x = 4,083.11

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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.