Home / 1,785.28-2,676.48-1,014.72

Finding the Fourth Proportional to 1,785.28, 2,676.48 and 1,014.72

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Solution

The fourth proportional to 1,785.28, 2,676.48 and 1,014.72 is: 1,521.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785.28 : 2,676.48 = 1,014.72 : x
  2. Step 2: Convert to fraction form
    1,785.28/2,676.48 = 1,014.72/x
  3. Step 3: Cross multiply
    1,785.28x = 2,676.48 × 1,014.72
  4. Step 4: Simplify right side
    1,785.28x = 2,715,877.79
  5. Step 5: Solve for x
    x = 2,715,877.79/1,785.28
  6. Step 6: Final answer
    x = 1,521.26

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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.