Home / 5,285.29-7,293.75-2,927.48

Finding the Fourth Proportional to 5,285.29, 7,293.75 and 2,927.48

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Solution

The fourth proportional to 5,285.29, 7,293.75 and 2,927.48 is: 4,039.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.29 : 7,293.75 = 2,927.48 : x
  2. Step 2: Convert to fraction form
    5,285.29/7,293.75 = 2,927.48/x
  3. Step 3: Cross multiply
    5,285.29x = 7,293.75 × 2,927.48
  4. Step 4: Simplify right side
    5,285.29x = 21,352,256.14
  5. Step 5: Solve for x
    x = 21,352,256.14/5,285.29
  6. Step 6: Final answer
    x = 4,039.94

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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.