Home / 5,816.87-8,025.47-3,298.78

Finding the Fourth Proportional to 5,816.87, 8,025.47 and 3,298.78

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Solution

The fourth proportional to 5,816.87, 8,025.47 and 3,298.78 is: 4,551.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.87 : 8,025.47 = 3,298.78 : x
  2. Step 2: Convert to fraction form
    5,816.87/8,025.47 = 3,298.78/x
  3. Step 3: Cross multiply
    5,816.87x = 8,025.47 × 3,298.78
  4. Step 4: Simplify right side
    5,816.87x = 26,474,253.46
  5. Step 5: Solve for x
    x = 26,474,253.46/5,816.87
  6. Step 6: Final answer
    x = 4,551.29

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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.