Home / 4,451.16-6,676.74-1,985.39

Finding the Fourth Proportional to 4,451.16, 6,676.74 and 1,985.39

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Solution

The fourth proportional to 4,451.16, 6,676.74 and 1,985.39 is: 2,978.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.16 : 6,676.74 = 1,985.39 : x
  2. Step 2: Convert to fraction form
    4,451.16/6,676.74 = 1,985.39/x
  3. Step 3: Cross multiply
    4,451.16x = 6,676.74 × 1,985.39
  4. Step 4: Simplify right side
    4,451.16x = 13,255,899.44
  5. Step 5: Solve for x
    x = 13,255,899.44/4,451.16
  6. Step 6: Final answer
    x = 2,978.08

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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.