Home / 1,717.07-2,576.81-975.92

Finding the Fourth Proportional to 1,717.07, 2,576.81 and 975.92

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Solution

The fourth proportional to 1,717.07, 2,576.81 and 975.92 is: 1,464.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.07 : 2,576.81 = 975.92 : x
  2. Step 2: Convert to fraction form
    1,717.07/2,576.81 = 975.92/x
  3. Step 3: Cross multiply
    1,717.07x = 2,576.81 × 975.92
  4. Step 4: Simplify right side
    1,717.07x = 2,514,749.97
  5. Step 5: Solve for x
    x = 2,514,749.97/1,717.07
  6. Step 6: Final answer
    x = 1,464.56

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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.