Home / 4,997.40-7,523.79-4,415.72

Finding the Fourth Proportional to 4,997.40, 7,523.79 and 4,415.72

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Solution

The fourth proportional to 4,997.40, 7,523.79 and 4,415.72 is: 6,648.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.40 : 7,523.79 = 4,415.72 : x
  2. Step 2: Convert to fraction form
    4,997.40/7,523.79 = 4,415.72/x
  3. Step 3: Cross multiply
    4,997.40x = 7,523.79 × 4,415.72
  4. Step 4: Simplify right side
    4,997.40x = 33,222,895.80
  5. Step 5: Solve for x
    x = 33,222,895.80/4,997.40
  6. Step 6: Final answer
    x = 6,648.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.