Home / 4,995.24-7,493.82-1,917

Finding the Fourth Proportional to 4,995.24, 7,493.82 and 1,917

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Solution

The fourth proportional to 4,995.24, 7,493.82 and 1,917 is: 2,875.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,995.24 : 7,493.82 = 1,917 : x
  2. Step 2: Convert to fraction form
    4,995.24/7,493.82 = 1,917/x
  3. Step 3: Cross multiply
    4,995.24x = 7,493.82 × 1,917
  4. Step 4: Simplify right side
    4,995.24x = 14,365,652.94
  5. Step 5: Solve for x
    x = 14,365,652.94/4,995.24
  6. Step 6: Final answer
    x = 2,875.87

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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.