Home / 2,315.48-3,469.17-1,927.97

Finding the Fourth Proportional to 2,315.48, 3,469.17 and 1,927.97

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Solution

The fourth proportional to 2,315.48, 3,469.17 and 1,927.97 is: 2,888.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315.48 : 3,469.17 = 1,927.97 : x
  2. Step 2: Convert to fraction form
    2,315.48/3,469.17 = 1,927.97/x
  3. Step 3: Cross multiply
    2,315.48x = 3,469.17 × 1,927.97
  4. Step 4: Simplify right side
    2,315.48x = 6,688,455.68
  5. Step 5: Solve for x
    x = 6,688,455.68/2,315.48
  6. Step 6: Final answer
    x = 2,888.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.