Home / 3,018.24-4,524.72-1,630.80

Finding the Fourth Proportional to 3,018.24, 4,524.72 and 1,630.80

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Solution

The fourth proportional to 3,018.24, 4,524.72 and 1,630.80 is: 2,444.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.24 : 4,524.72 = 1,630.80 : x
  2. Step 2: Convert to fraction form
    3,018.24/4,524.72 = 1,630.80/x
  3. Step 3: Cross multiply
    3,018.24x = 4,524.72 × 1,630.80
  4. Step 4: Simplify right side
    3,018.24x = 7,378,913.38
  5. Step 5: Solve for x
    x = 7,378,913.38/3,018.24
  6. Step 6: Final answer
    x = 2,444.77

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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.