Home / 1,725.71-2,586.53-1,031.94

Finding the Fourth Proportional to 1,725.71, 2,586.53 and 1,031.94

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Solution

The fourth proportional to 1,725.71, 2,586.53 and 1,031.94 is: 1,546.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725.71 : 2,586.53 = 1,031.94 : x
  2. Step 2: Convert to fraction form
    1,725.71/2,586.53 = 1,031.94/x
  3. Step 3: Cross multiply
    1,725.71x = 2,586.53 × 1,031.94
  4. Step 4: Simplify right side
    1,725.71x = 2,669,146.35
  5. Step 5: Solve for x
    x = 2,669,146.35/1,725.71
  6. Step 6: Final answer
    x = 1,546.70

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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.