Home / 5,378.02-8,015.62-5,369.83

Finding the Fourth Proportional to 5,378.02, 8,015.62 and 5,369.83

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Solution

The fourth proportional to 5,378.02, 8,015.62 and 5,369.83 is: 8,003.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378.02 : 8,015.62 = 5,369.83 : x
  2. Step 2: Convert to fraction form
    5,378.02/8,015.62 = 5,369.83/x
  3. Step 3: Cross multiply
    5,378.02x = 8,015.62 × 5,369.83
  4. Step 4: Simplify right side
    5,378.02x = 43,042,516.74
  5. Step 5: Solve for x
    x = 43,042,516.74/5,378.02
  6. Step 6: Final answer
    x = 8,003.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.