Home / 5,913.27-8,160.21-3,817.44

Finding the Fourth Proportional to 5,913.27, 8,160.21 and 3,817.44

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Solution

The fourth proportional to 5,913.27, 8,160.21 and 3,817.44 is: 5,268.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.27 : 8,160.21 = 3,817.44 : x
  2. Step 2: Convert to fraction form
    5,913.27/8,160.21 = 3,817.44/x
  3. Step 3: Cross multiply
    5,913.27x = 8,160.21 × 3,817.44
  4. Step 4: Simplify right side
    5,913.27x = 31,151,112.06
  5. Step 5: Solve for x
    x = 31,151,112.06/5,913.27
  6. Step 6: Final answer
    x = 5,268.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.