Home / 3,021.64-4,524.26-1,557.90

Finding the Fourth Proportional to 3,021.64, 4,524.26 and 1,557.90

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Solution

The fourth proportional to 3,021.64, 4,524.26 and 1,557.90 is: 2,332.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.64 : 4,524.26 = 1,557.90 : x
  2. Step 2: Convert to fraction form
    3,021.64/4,524.26 = 1,557.90/x
  3. Step 3: Cross multiply
    3,021.64x = 4,524.26 × 1,557.90
  4. Step 4: Simplify right side
    3,021.64x = 7,048,336.86
  5. Step 5: Solve for x
    x = 7,048,336.86/3,021.64
  6. Step 6: Final answer
    x = 2,332.62

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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.