Home / 5,816.81-8,025.38-3,298.72

Finding the Fourth Proportional to 5,816.81, 8,025.38 and 3,298.72

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Solution

The fourth proportional to 5,816.81, 8,025.38 and 3,298.72 is: 4,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.81 : 8,025.38 = 3,298.72 : x
  2. Step 2: Convert to fraction form
    5,816.81/8,025.38 = 3,298.72/x
  3. Step 3: Cross multiply
    5,816.81x = 8,025.38 × 3,298.72
  4. Step 4: Simplify right side
    5,816.81x = 26,473,457.33
  5. Step 5: Solve for x
    x = 26,473,457.33/5,816.81
  6. Step 6: Final answer
    x = 4,551.20

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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.