Home / 5,356.94-8,025.68-5,240.30

Finding the Fourth Proportional to 5,356.94, 8,025.68 and 5,240.30

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Solution

The fourth proportional to 5,356.94, 8,025.68 and 5,240.30 is: 7,850.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.94 : 8,025.68 = 5,240.30 : x
  2. Step 2: Convert to fraction form
    5,356.94/8,025.68 = 5,240.30/x
  3. Step 3: Cross multiply
    5,356.94x = 8,025.68 × 5,240.30
  4. Step 4: Simplify right side
    5,356.94x = 42,056,943.88
  5. Step 5: Solve for x
    x = 42,056,943.88/5,356.94
  6. Step 6: Final answer
    x = 7,850.93

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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.