Home / 5,349.45-8,022.96-2,574.71

Finding the Fourth Proportional to 5,349.45, 8,022.96 and 2,574.71

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Solution

The fourth proportional to 5,349.45, 8,022.96 and 2,574.71 is: 3,861.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.45 : 8,022.96 = 2,574.71 : x
  2. Step 2: Convert to fraction form
    5,349.45/8,022.96 = 2,574.71/x
  3. Step 3: Cross multiply
    5,349.45x = 8,022.96 × 2,574.71
  4. Step 4: Simplify right side
    5,349.45x = 20,656,755.23
  5. Step 5: Solve for x
    x = 20,656,755.23/5,349.45
  6. Step 6: Final answer
    x = 3,861.47

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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.