Home / 5,905.16-8,856.04-2,208.84

Finding the Fourth Proportional to 5,905.16, 8,856.04 and 2,208.84

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Solution

The fourth proportional to 5,905.16, 8,856.04 and 2,208.84 is: 3,312.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.16 : 8,856.04 = 2,208.84 : x
  2. Step 2: Convert to fraction form
    5,905.16/8,856.04 = 2,208.84/x
  3. Step 3: Cross multiply
    5,905.16x = 8,856.04 × 2,208.84
  4. Step 4: Simplify right side
    5,905.16x = 19,561,575.39
  5. Step 5: Solve for x
    x = 19,561,575.39/5,905.16
  6. Step 6: Final answer
    x = 3,312.62

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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.