Home / 2,676.06-4,013.40-1,031.70

Finding the Fourth Proportional to 2,676.06, 4,013.40 and 1,031.70

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Solution

The fourth proportional to 2,676.06, 4,013.40 and 1,031.70 is: 1,547.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.06 : 4,013.40 = 1,031.70 : x
  2. Step 2: Convert to fraction form
    2,676.06/4,013.40 = 1,031.70/x
  3. Step 3: Cross multiply
    2,676.06x = 4,013.40 × 1,031.70
  4. Step 4: Simplify right side
    2,676.06x = 4,140,624.78
  5. Step 5: Solve for x
    x = 4,140,624.78/2,676.06
  6. Step 6: Final answer
    x = 1,547.28

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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.