Home / 5,365.71-8,052.21-5,324.81

Finding the Fourth Proportional to 5,365.71, 8,052.21 and 5,324.81

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Solution

The fourth proportional to 5,365.71, 8,052.21 and 5,324.81 is: 7,990.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.71 : 8,052.21 = 5,324.81 : x
  2. Step 2: Convert to fraction form
    5,365.71/8,052.21 = 5,324.81/x
  3. Step 3: Cross multiply
    5,365.71x = 8,052.21 × 5,324.81
  4. Step 4: Simplify right side
    5,365.71x = 42,876,448.07
  5. Step 5: Solve for x
    x = 42,876,448.07/5,365.71
  6. Step 6: Final answer
    x = 7,990.82

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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.