Home / 5,410.84-8,110.50-3,867.16

Finding the Fourth Proportional to 5,410.84, 8,110.50 and 3,867.16

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Solution

The fourth proportional to 5,410.84, 8,110.50 and 3,867.16 is: 5,796.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.84 : 8,110.50 = 3,867.16 : x
  2. Step 2: Convert to fraction form
    5,410.84/8,110.50 = 3,867.16/x
  3. Step 3: Cross multiply
    5,410.84x = 8,110.50 × 3,867.16
  4. Step 4: Simplify right side
    5,410.84x = 31,364,601.18
  5. Step 5: Solve for x
    x = 31,364,601.18/5,410.84
  6. Step 6: Final answer
    x = 5,796.62

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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.