Home / 1,676.32-2,512.46-1,264.10

Finding the Fourth Proportional to 1,676.32, 2,512.46 and 1,264.10

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Solution

The fourth proportional to 1,676.32, 2,512.46 and 1,264.10 is: 1,894.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676.32 : 2,512.46 = 1,264.10 : x
  2. Step 2: Convert to fraction form
    1,676.32/2,512.46 = 1,264.10/x
  3. Step 3: Cross multiply
    1,676.32x = 2,512.46 × 1,264.10
  4. Step 4: Simplify right side
    1,676.32x = 3,176,000.69
  5. Step 5: Solve for x
    x = 3,176,000.69/1,676.32
  6. Step 6: Final answer
    x = 1,894.63

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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.