Home / 5,349.84-8,021.78-1,651.02

Finding the Fourth Proportional to 5,349.84, 8,021.78 and 1,651.02

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Solution

The fourth proportional to 5,349.84, 8,021.78 and 1,651.02 is: 2,475.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.84 : 8,021.78 = 1,651.02 : x
  2. Step 2: Convert to fraction form
    5,349.84/8,021.78 = 1,651.02/x
  3. Step 3: Cross multiply
    5,349.84x = 8,021.78 × 1,651.02
  4. Step 4: Simplify right side
    5,349.84x = 13,244,119.22
  5. Step 5: Solve for x
    x = 13,244,119.22/5,349.84
  6. Step 6: Final answer
    x = 2,475.61

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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.