Home / 4,988.12-7,484.35-2,676.92

Finding the Fourth Proportional to 4,988.12, 7,484.35 and 2,676.92

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Solution

The fourth proportional to 4,988.12, 7,484.35 and 2,676.92 is: 4,016.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.12 : 7,484.35 = 2,676.92 : x
  2. Step 2: Convert to fraction form
    4,988.12/7,484.35 = 2,676.92/x
  3. Step 3: Cross multiply
    4,988.12x = 7,484.35 × 2,676.92
  4. Step 4: Simplify right side
    4,988.12x = 20,034,992.82
  5. Step 5: Solve for x
    x = 20,034,992.82/4,988.12
  6. Step 6: Final answer
    x = 4,016.54

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1.5x scale

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.