Home / 1,718.37-2,576.57-1,133.69

Finding the Fourth Proportional to 1,718.37, 2,576.57 and 1,133.69

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Solution

The fourth proportional to 1,718.37, 2,576.57 and 1,133.69 is: 1,699.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.37 : 2,576.57 = 1,133.69 : x
  2. Step 2: Convert to fraction form
    1,718.37/2,576.57 = 1,133.69/x
  3. Step 3: Cross multiply
    1,718.37x = 2,576.57 × 1,133.69
  4. Step 4: Simplify right side
    1,718.37x = 2,921,031.64
  5. Step 5: Solve for x
    x = 2,921,031.64/1,718.37
  6. Step 6: Final answer
    x = 1,699.89

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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.